248008680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:432

約数の個数: 192

約数和(自身を含む): 846443520

約数和(自身を除く): 598434840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 71, 72, 90, 93, 120, 124, 142, 155, 180, 186, 213, 248, 279, 284, 310, 313, 355, 360, 372, 426, 465, 558, 568, 620, 626, 639, 710, 744, 852, 930, 939, 1065, 1116, 1240, 1252, 1278, 1395, 1420, 1565, 1704, 1860, 1878, 2130, 2201, 2232, 2504, 2556, 2790, 2817, 2840, 3130, 3195, 3720, 3756, 4260, 4402, 4695, 5112, 5580, 5634, 6260, 6390, 6603, 7512, 8520, 8804, 9390, 9703, 11005, 11160, 11268, 12520, 12780, 13206, 14085, 17608, 18780, 19406, 19809, 22010, 22223, 22536, 25560, 26412, 28170, 29109, 33015, 37560, 38812, 39618, 44020, 44446, 48515, 52824, 56340, 58218, 66030, 66669, 77624, 79236, 87327, 88040, 88892, 97030, 99045, 111115, 112680, 116436, 132060, 133338, 145545, 158472, 174654, 177784, 194060, 198090, 200007, 222230, 232872, 264120, 266676, 291090, 333345, 349308, 388120, 396180, 400014, 436635, 444460, 533352, 582180, 666690, 688913, 698616, 792360, 800028, 873270, 888920, 1000035, 1164360, 1333380, 1377826, 1600056, 1746540, 2000070, 2066739, 2666760, 2755652, 3444565, 3493080, 4000140, 4133478, 5511304, 6200217, 6889130, 8000280, 8266956, 10333695, 12400434, 13778260, 16533912, 20667390, 24800868, 27556520, 31001085, 41334780, 49601736, 62002170, 82669560, 124004340, 248008680]

約数ペア:

[(1, 248008680), (2, 124004340), (3, 82669560), (4, 62002170), (5, 49601736), (6, 41334780), (8, 31001085), (9, 27556520), (10, 24800868), (12, 20667390), (15, 16533912), (18, 13778260), (20, 12400434), (24, 10333695), (30, 8266956), (31, 8000280), (36, 6889130), (40, 6200217), (45, 5511304), (60, 4133478), (62, 4000140), (71, 3493080), (72, 3444565), (90, 2755652), (93, 2666760), (120, 2066739), (124, 2000070), (142, 1746540), (155, 1600056), (180, 1377826), (186, 1333380), (213, 1164360), (248, 1000035), (279, 888920), (284, 873270), (310, 800028), (313, 792360), (355, 698616), (360, 688913), (372, 666690), (426, 582180), (465, 533352), (558, 444460), (568, 436635), (620, 400014), (626, 396180), (639, 388120), (710, 349308), (744, 333345), (852, 291090), (930, 266676), (939, 264120), (1065, 232872), (1116, 222230), (1240, 200007), (1252, 198090), (1278, 194060), (1395, 177784), (1420, 174654), (1565, 158472), (1704, 145545), (1860, 133338), (1878, 132060), (2130, 116436), (2201, 112680), (2232, 111115), (2504, 99045), (2556, 97030), (2790, 88892), (2817, 88040), (2840, 87327), (3130, 79236), (3195, 77624), (3720, 66669), (3756, 66030), (4260, 58218), (4402, 56340), (4695, 52824), (5112, 48515), (5580, 44446), (5634, 44020), (6260, 39618), (6390, 38812), (6603, 37560), (7512, 33015), (8520, 29109), (8804, 28170), (9390, 26412), (9703, 25560), (11005, 22536), (11160, 22223), (11268, 22010), (12520, 19809), (12780, 19406), (13206, 18780), (14085, 17608)]