1979040

素因数分解:

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

素因数の和:75

約数の個数: 192

約数和(自身を含む): 7741440

約数和(自身を除く): 5762400

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, 992, 1064, 1085, 1120, 1140, 1178, 1240, 1302, 1330, 1488, 1520, 1596, 1680, 1736, 1767, 1824, 1860, 1995, 2128, 2170, 2280, 2356, 2480, 2604, 2660, 2945, 2976, 3040, 3192, 3255, 3360, 3472, 3534, 3720, 3990, 4123, 4256, 4340, 4560, 4712, 4960, 5208, 5320, 5890, 6384, 6510, 6944, 7068, 7440, 7980, 8246, 8680, 8835, 9120, 9424, 10416, 10640, 11780, 12369, 12768, 13020, 14136, 14880, 15960, 16492, 17360, 17670, 18848, 20615, 20832, 21280, 23560, 24738, 26040, 28272, 31920, 32984, 34720, 35340, 41230, 47120, 49476, 52080, 56544, 61845, 63840, 65968, 70680, 82460, 94240, 98952, 104160, 123690, 131936, 141360, 164920, 197904, 247380, 282720, 329840, 395808, 494760, 659680, 989520, 1979040]

約数ペア:

[(1, 1979040), (2, 989520), (3, 659680), (4, 494760), (5, 395808), (6, 329840), (7, 282720), (8, 247380), (10, 197904), (12, 164920), (14, 141360), (15, 131936), (16, 123690), (19, 104160), (20, 98952), (21, 94240), (24, 82460), (28, 70680), (30, 65968), (31, 63840), (32, 61845), (35, 56544), (38, 52080), (40, 49476), (42, 47120), (48, 41230), (56, 35340), (57, 34720), (60, 32984), (62, 31920), (70, 28272), (76, 26040), (80, 24738), (84, 23560), (93, 21280), (95, 20832), (96, 20615), (105, 18848), (112, 17670), (114, 17360), (120, 16492), (124, 15960), (133, 14880), (140, 14136), (152, 13020), (155, 12768), (160, 12369), (168, 11780), (186, 10640), (190, 10416), (210, 9424), (217, 9120), (224, 8835), (228, 8680), (240, 8246), (248, 7980), (266, 7440), (280, 7068), (285, 6944), (304, 6510), (310, 6384), (336, 5890), (372, 5320), (380, 5208), (399, 4960), (420, 4712), (434, 4560), (456, 4340), (465, 4256), (480, 4123), (496, 3990), (532, 3720), (560, 3534), (570, 3472), (589, 3360), (608, 3255), (620, 3192), (651, 3040), (665, 2976), (672, 2945), (744, 2660), (760, 2604), (798, 2480), (840, 2356), (868, 2280), (912, 2170), (930, 2128), (992, 1995), (1064, 1860), (1085, 1824), (1120, 1767), (1140, 1736), (1178, 1680), (1240, 1596), (1302, 1520), (1330, 1488)]