421111440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 320

約数和(自身を含む): 1580851200

約数和(自身を除く): 1159739760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 48, 54, 57, 60, 62, 72, 76, 80, 90, 93, 95, 108, 114, 120, 124, 135, 144, 152, 155, 171, 180, 186, 190, 216, 228, 240, 248, 270, 279, 285, 304, 310, 331, 342, 360, 372, 380, 432, 456, 465, 496, 513, 540, 558, 570, 589, 620, 662, 684, 720, 744, 760, 837, 855, 912, 930, 993, 1026, 1080, 1116, 1140, 1178, 1240, 1324, 1368, 1395, 1488, 1520, 1655, 1674, 1710, 1767, 1860, 1986, 2052, 2160, 2232, 2280, 2356, 2480, 2565, 2648, 2736, 2790, 2945, 2979, 3310, 3348, 3420, 3534, 3720, 3972, 4104, 4185, 4464, 4560, 4712, 4965, 5130, 5296, 5301, 5580, 5890, 5958, 6289, 6620, 6696, 6840, 7068, 7440, 7944, 8208, 8370, 8835, 8937, 9424, 9930, 10260, 10261, 10602, 11160, 11780, 11916, 12578, 13240, 13392, 13680, 14136, 14895, 15888, 15903, 16740, 17670, 17874, 18867, 19860, 20520, 20522, 21204, 22320, 23560, 23832, 25156, 26480, 26505, 28272, 29790, 30783, 31445, 31806, 33480, 35340, 35748, 37734, 39720, 41040, 41044, 42408, 44685, 47120, 47664, 50312, 51305, 53010, 56601, 59580, 61566, 62890, 63612, 66960, 70680, 71496, 75468, 79440, 79515, 82088, 84816, 89370, 92349, 94335, 100624, 102610, 106020, 113202, 119160, 123132, 125780, 127224, 141360, 142992, 150936, 153915, 159030, 164176, 169803, 178740, 184698, 188670, 194959, 205220, 212040, 226404, 238320, 246264, 251560, 254448, 277047, 283005, 301872, 307830, 318060, 339606, 357480, 369396, 377340, 389918, 410440, 424080, 452808, 461745, 492528, 503120, 554094, 566010, 584877, 615660, 636120, 679212, 714960, 738792, 754680, 779836, 820880, 849015, 905616, 923490, 974795, 1108188, 1132020, 1169754, 1231320, 1272240, 1358424, 1385235, 1477584, 1509360, 1559672, 1698030, 1754631, 1846980, 1949590, 2216376, 2264040, 2339508, 2462640, 2716848, 2770470, 2924385, 3119344, 3396060, 3509262, 3693960, 3899180, 4432752, 4528080, 4679016, 5263893, 5540940, 5848770, 6792120, 7018524, 7387920, 7798360, 8773155, 9358032, 10527786, 11081880, 11697540, 13584240, 14037048, 15596720, 17546310, 21055572, 22163760, 23395080, 26319465, 28074096, 35092620, 42111144, 46790160, 52638930, 70185240, 84222288, 105277860, 140370480, 210555720, 421111440]

約数ペア:

[(1, 421111440), (2, 210555720), (3, 140370480), (4, 105277860), (5, 84222288), (6, 70185240), (8, 52638930), (9, 46790160), (10, 42111144), (12, 35092620), (15, 28074096), (16, 26319465), (18, 23395080), (19, 22163760), (20, 21055572), (24, 17546310), (27, 15596720), (30, 14037048), (31, 13584240), (36, 11697540), (38, 11081880), (40, 10527786), (45, 9358032), (48, 8773155), (54, 7798360), (57, 7387920), (60, 7018524), (62, 6792120), (72, 5848770), (76, 5540940), (80, 5263893), (90, 4679016), (93, 4528080), (95, 4432752), (108, 3899180), (114, 3693960), (120, 3509262), (124, 3396060), (135, 3119344), (144, 2924385), (152, 2770470), (155, 2716848), (171, 2462640), (180, 2339508), (186, 2264040), (190, 2216376), (216, 1949590), (228, 1846980), (240, 1754631), (248, 1698030), (270, 1559672), (279, 1509360), (285, 1477584), (304, 1385235), (310, 1358424), (331, 1272240), (342, 1231320), (360, 1169754), (372, 1132020), (380, 1108188), (432, 974795), (456, 923490), (465, 905616), (496, 849015), (513, 820880), (540, 779836), (558, 754680), (570, 738792), (589, 714960), (620, 679212), (662, 636120), (684, 615660), (720, 584877), (744, 566010), (760, 554094), (837, 503120), (855, 492528), (912, 461745), (930, 452808), (993, 424080), (1026, 410440), (1080, 389918), (1116, 377340), (1140, 369396), (1178, 357480), (1240, 339606), (1324, 318060), (1368, 307830), (1395, 301872), (1488, 283005), (1520, 277047), (1655, 254448), (1674, 251560), (1710, 246264), (1767, 238320), (1860, 226404), (1986, 212040), (2052, 205220), (2160, 194959), (2232, 188670), (2280, 184698), (2356, 178740), (2480, 169803), (2565, 164176), (2648, 159030), (2736, 153915), (2790, 150936), (2945, 142992), (2979, 141360), (3310, 127224), (3348, 125780), (3420, 123132), (3534, 119160), (3720, 113202), (3972, 106020), (4104, 102610), (4185, 100624), (4464, 94335), (4560, 92349), (4712, 89370), (4965, 84816), (5130, 82088), (5296, 79515), (5301, 79440), (5580, 75468), (5890, 71496), (5958, 70680), (6289, 66960), (6620, 63612), (6696, 62890), (6840, 61566), (7068, 59580), (7440, 56601), (7944, 53010), (8208, 51305), (8370, 50312), (8835, 47664), (8937, 47120), (9424, 44685), (9930, 42408), (10260, 41044), (10261, 41040), (10602, 39720), (11160, 37734), (11780, 35748), (11916, 35340), (12578, 33480), (13240, 31806), (13392, 31445), (13680, 30783), (14136, 29790), (14895, 28272), (15888, 26505), (15903, 26480), (16740, 25156), (17670, 23832), (17874, 23560), (18867, 22320), (19860, 21204), (20520, 20522)]