1557779760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{983}}^1$

素因数の和:1104

約数の個数: 240

約数和(自身を含む): 5481934848

約数和(自身を除く): 3924155088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 71, 72, 80, 90, 93, 120, 124, 142, 144, 155, 180, 186, 213, 240, 248, 279, 284, 310, 355, 360, 372, 426, 465, 496, 558, 568, 620, 639, 710, 720, 744, 852, 930, 983, 1065, 1116, 1136, 1240, 1278, 1395, 1420, 1488, 1704, 1860, 1966, 2130, 2201, 2232, 2480, 2556, 2790, 2840, 2949, 3195, 3408, 3720, 3932, 4260, 4402, 4464, 4915, 5112, 5580, 5680, 5898, 6390, 6603, 7440, 7864, 8520, 8804, 8847, 9830, 10224, 11005, 11160, 11796, 12780, 13206, 14745, 15728, 17040, 17608, 17694, 19660, 19809, 22010, 22320, 23592, 25560, 26412, 29490, 30473, 33015, 35216, 35388, 39320, 39618, 44020, 44235, 47184, 51120, 52824, 58980, 60946, 66030, 69793, 70776, 78640, 79236, 88040, 88470, 91419, 99045, 105648, 117960, 121892, 132060, 139586, 141552, 152365, 158472, 176080, 176940, 182838, 198090, 209379, 235920, 243784, 264120, 274257, 279172, 304730, 316944, 348965, 353880, 365676, 396180, 418758, 457095, 487568, 528240, 548514, 558344, 609460, 628137, 697930, 707760, 731352, 792360, 837516, 914190, 1046895, 1097028, 1116688, 1218920, 1256274, 1371285, 1395860, 1462704, 1584720, 1675032, 1828380, 2093790, 2163583, 2194056, 2437840, 2512548, 2742570, 2791720, 3140685, 3350064, 3656760, 4187580, 4327166, 4388112, 5025096, 5485140, 5583440, 6281370, 6490749, 7313520, 8375160, 8654332, 10050192, 10817915, 10970280, 12562740, 12981498, 16750320, 17308664, 19472247, 21635830, 21940560, 25125480, 25962996, 32453745, 34617328, 38944494, 43271660, 50250960, 51925992, 64907490, 77888988, 86543320, 97361235, 103851984, 129814980, 155777976, 173086640, 194722470, 259629960, 311555952, 389444940, 519259920, 778889880, 1557779760]

約数ペア:

[(1, 1557779760), (2, 778889880), (3, 519259920), (4, 389444940), (5, 311555952), (6, 259629960), (8, 194722470), (9, 173086640), (10, 155777976), (12, 129814980), (15, 103851984), (16, 97361235), (18, 86543320), (20, 77888988), (24, 64907490), (30, 51925992), (31, 50250960), (36, 43271660), (40, 38944494), (45, 34617328), (48, 32453745), (60, 25962996), (62, 25125480), (71, 21940560), (72, 21635830), (80, 19472247), (90, 17308664), (93, 16750320), (120, 12981498), (124, 12562740), (142, 10970280), (144, 10817915), (155, 10050192), (180, 8654332), (186, 8375160), (213, 7313520), (240, 6490749), (248, 6281370), (279, 5583440), (284, 5485140), (310, 5025096), (355, 4388112), (360, 4327166), (372, 4187580), (426, 3656760), (465, 3350064), (496, 3140685), (558, 2791720), (568, 2742570), (620, 2512548), (639, 2437840), (710, 2194056), (720, 2163583), (744, 2093790), (852, 1828380), (930, 1675032), (983, 1584720), (1065, 1462704), (1116, 1395860), (1136, 1371285), (1240, 1256274), (1278, 1218920), (1395, 1116688), (1420, 1097028), (1488, 1046895), (1704, 914190), (1860, 837516), (1966, 792360), (2130, 731352), (2201, 707760), (2232, 697930), (2480, 628137), (2556, 609460), (2790, 558344), (2840, 548514), (2949, 528240), (3195, 487568), (3408, 457095), (3720, 418758), (3932, 396180), (4260, 365676), (4402, 353880), (4464, 348965), (4915, 316944), (5112, 304730), (5580, 279172), (5680, 274257), (5898, 264120), (6390, 243784), (6603, 235920), (7440, 209379), (7864, 198090), (8520, 182838), (8804, 176940), (8847, 176080), (9830, 158472), (10224, 152365), (11005, 141552), (11160, 139586), (11796, 132060), (12780, 121892), (13206, 117960), (14745, 105648), (15728, 99045), (17040, 91419), (17608, 88470), (17694, 88040), (19660, 79236), (19809, 78640), (22010, 70776), (22320, 69793), (23592, 66030), (25560, 60946), (26412, 58980), (29490, 52824), (30473, 51120), (33015, 47184), (35216, 44235), (35388, 44020), (39320, 39618)]