1921647840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1046

約数の個数: 384

約数和(自身を含む): 7524679680

約数和(自身を除く): 5603031840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 32, 35, 38, 40, 42, 48, 56, 57, 60, 62, 70, 76, 80, 84, 93, 95, 96, 105, 112, 114, 120, 124, 133, 140, 152, 155, 160, 168, 186, 190, 210, 217, 224, 228, 240, 248, 266, 280, 285, 304, 310, 336, 372, 380, 399, 420, 434, 456, 465, 480, 496, 532, 560, 570, 589, 608, 620, 651, 665, 672, 744, 760, 798, 840, 868, 912, 930, 971, 992, 1064, 1085, 1120, 1140, 1178, 1240, 1302, 1330, 1488, 1520, 1596, 1680, 1736, 1767, 1824, 1860, 1942, 1995, 2128, 2170, 2280, 2356, 2480, 2604, 2660, 2913, 2945, 2976, 3040, 3192, 3255, 3360, 3472, 3534, 3720, 3884, 3990, 4123, 4256, 4340, 4560, 4712, 4855, 4960, 5208, 5320, 5826, 5890, 6384, 6510, 6797, 6944, 7068, 7440, 7768, 7980, 8246, 8680, 8835, 9120, 9424, 9710, 10416, 10640, 11652, 11780, 12369, 12768, 13020, 13594, 14136, 14565, 14880, 15536, 15960, 16492, 17360, 17670, 18449, 18848, 19420, 20391, 20615, 20832, 21280, 23304, 23560, 24738, 26040, 27188, 28272, 29130, 30101, 31072, 31920, 32984, 33985, 34720, 35340, 36898, 38840, 40782, 41230, 46608, 47120, 49476, 52080, 54376, 55347, 56544, 58260, 60202, 61845, 63840, 65968, 67970, 70680, 73796, 77680, 81564, 82460, 90303, 92245, 93216, 94240, 98952, 101955, 104160, 108752, 110694, 116520, 120404, 123690, 129143, 131936, 135940, 141360, 147592, 150505, 155360, 163128, 164920, 180606, 184490, 197904, 203910, 210707, 217504, 221388, 233040, 240808, 247380, 258286, 271880, 276735, 282720, 295184, 301010, 326256, 329840, 361212, 368980, 387429, 395808, 407820, 421414, 442776, 451515, 466080, 481616, 494760, 516572, 543760, 553470, 571919, 590368, 602020, 632121, 645715, 652512, 659680, 722424, 737960, 774858, 815640, 842828, 885552, 903030, 963232, 989520, 1033144, 1053535, 1087520, 1106940, 1143838, 1204040, 1264242, 1291430, 1444848, 1475920, 1549716, 1631280, 1685656, 1715757, 1771104, 1806060, 1937145, 1979040, 2066288, 2107070, 2213880, 2287676, 2408080, 2528484, 2582860, 2859595, 2889696, 2951840, 3099432, 3160605, 3262560, 3371312, 3431514, 3612120, 3874290, 4003433, 4132576, 4214140, 4427760, 4575352, 4816160, 5056968, 5165720, 5719190, 6198864, 6321210, 6742624, 6863028, 7224240, 7748580, 8006866, 8428280, 8578785, 8855520, 9150704, 10113936, 10331440, 11438380, 12010299, 12397728, 12642420, 13726056, 14448480, 15497160, 16013732, 16856560, 17157570, 18301408, 20017165, 20227872, 20662880, 22876760, 24020598, 25284840, 27452112, 30994320, 32027464, 33713120, 34315140, 40034330, 45753520, 48041196, 50569680, 54904224, 60051495, 61988640, 64054928, 68630280, 80068660, 91507040, 96082392, 101139360, 120102990, 128109856, 137260560, 160137320, 192164784, 240205980, 274521120, 320274640, 384329568, 480411960, 640549280, 960823920, 1921647840]

約数ペア:

[(1, 1921647840), (2, 960823920), (3, 640549280), (4, 480411960), (5, 384329568), (6, 320274640), (7, 274521120), (8, 240205980), (10, 192164784), (12, 160137320), (14, 137260560), (15, 128109856), (16, 120102990), (19, 101139360), (20, 96082392), (21, 91507040), (24, 80068660), (28, 68630280), (30, 64054928), (31, 61988640), (32, 60051495), (35, 54904224), (38, 50569680), (40, 48041196), (42, 45753520), (48, 40034330), (56, 34315140), (57, 33713120), (60, 32027464), (62, 30994320), (70, 27452112), (76, 25284840), (80, 24020598), (84, 22876760), (93, 20662880), (95, 20227872), (96, 20017165), (105, 18301408), (112, 17157570), (114, 16856560), (120, 16013732), (124, 15497160), (133, 14448480), (140, 13726056), (152, 12642420), (155, 12397728), (160, 12010299), (168, 11438380), (186, 10331440), (190, 10113936), (210, 9150704), (217, 8855520), (224, 8578785), (228, 8428280), (240, 8006866), (248, 7748580), (266, 7224240), (280, 6863028), (285, 6742624), (304, 6321210), (310, 6198864), (336, 5719190), (372, 5165720), (380, 5056968), (399, 4816160), (420, 4575352), (434, 4427760), (456, 4214140), (465, 4132576), (480, 4003433), (496, 3874290), (532, 3612120), (560, 3431514), (570, 3371312), (589, 3262560), (608, 3160605), (620, 3099432), (651, 2951840), (665, 2889696), (672, 2859595), (744, 2582860), (760, 2528484), (798, 2408080), (840, 2287676), (868, 2213880), (912, 2107070), (930, 2066288), (971, 1979040), (992, 1937145), (1064, 1806060), (1085, 1771104), (1120, 1715757), (1140, 1685656), (1178, 1631280), (1240, 1549716), (1302, 1475920), (1330, 1444848), (1488, 1291430), (1520, 1264242), (1596, 1204040), (1680, 1143838), (1736, 1106940), (1767, 1087520), (1824, 1053535), (1860, 1033144), (1942, 989520), (1995, 963232), (2128, 903030), (2170, 885552), (2280, 842828), (2356, 815640), (2480, 774858), (2604, 737960), (2660, 722424), (2913, 659680), (2945, 652512), (2976, 645715), (3040, 632121), (3192, 602020), (3255, 590368), (3360, 571919), (3472, 553470), (3534, 543760), (3720, 516572), (3884, 494760), (3990, 481616), (4123, 466080), (4256, 451515), (4340, 442776), (4560, 421414), (4712, 407820), (4855, 395808), (4960, 387429), (5208, 368980), (5320, 361212), (5826, 329840), (5890, 326256), (6384, 301010), (6510, 295184), (6797, 282720), (6944, 276735), (7068, 271880), (7440, 258286), (7768, 247380), (7980, 240808), (8246, 233040), (8680, 221388), (8835, 217504), (9120, 210707), (9424, 203910), (9710, 197904), (10416, 184490), (10640, 180606), (11652, 164920), (11780, 163128), (12369, 155360), (12768, 150505), (13020, 147592), (13594, 141360), (14136, 135940), (14565, 131936), (14880, 129143), (15536, 123690), (15960, 120404), (16492, 116520), (17360, 110694), (17670, 108752), (18449, 104160), (18848, 101955), (19420, 98952), (20391, 94240), (20615, 93216), (20832, 92245), (21280, 90303), (23304, 82460), (23560, 81564), (24738, 77680), (26040, 73796), (27188, 70680), (28272, 67970), (29130, 65968), (30101, 63840), (31072, 61845), (31920, 60202), (32984, 58260), (33985, 56544), (34720, 55347), (35340, 54376), (36898, 52080), (38840, 49476), (40782, 47120), (41230, 46608)]