142177500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 180

約数和(自身を含む): 460540080

約数和(自身を除く): 318362580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 89, 90, 100, 125, 142, 150, 178, 180, 213, 225, 250, 267, 284, 300, 355, 356, 375, 426, 445, 450, 500, 534, 625, 639, 710, 750, 801, 852, 890, 900, 1065, 1068, 1125, 1250, 1278, 1335, 1420, 1500, 1602, 1775, 1780, 1875, 2130, 2225, 2250, 2500, 2556, 2670, 3195, 3204, 3550, 3750, 4005, 4260, 4450, 4500, 5325, 5340, 5625, 6319, 6390, 6675, 7100, 7500, 8010, 8875, 8900, 10650, 11125, 11250, 12638, 12780, 13350, 15975, 16020, 17750, 18957, 20025, 21300, 22250, 22500, 25276, 26625, 26700, 31595, 31950, 33375, 35500, 37914, 40050, 44375, 44500, 53250, 55625, 56871, 63190, 63900, 66750, 75828, 79875, 80100, 88750, 94785, 100125, 106500, 111250, 113742, 126380, 133125, 133500, 157975, 159750, 166875, 177500, 189570, 200250, 222500, 227484, 266250, 284355, 315950, 319500, 333750, 379140, 399375, 400500, 473925, 500625, 532500, 568710, 631900, 667500, 789875, 798750, 947850, 1001250, 1137420, 1421775, 1579750, 1597500, 1895700, 2002500, 2369625, 2843550, 3159500, 3949375, 4739250, 5687100, 7108875, 7898750, 9478500, 11848125, 14217750, 15797500, 23696250, 28435500, 35544375, 47392500, 71088750, 142177500]

約数ペア:

[(1, 142177500), (2, 71088750), (3, 47392500), (4, 35544375), (5, 28435500), (6, 23696250), (9, 15797500), (10, 14217750), (12, 11848125), (15, 9478500), (18, 7898750), (20, 7108875), (25, 5687100), (30, 4739250), (36, 3949375), (45, 3159500), (50, 2843550), (60, 2369625), (71, 2002500), (75, 1895700), (89, 1597500), (90, 1579750), (100, 1421775), (125, 1137420), (142, 1001250), (150, 947850), (178, 798750), (180, 789875), (213, 667500), (225, 631900), (250, 568710), (267, 532500), (284, 500625), (300, 473925), (355, 400500), (356, 399375), (375, 379140), (426, 333750), (445, 319500), (450, 315950), (500, 284355), (534, 266250), (625, 227484), (639, 222500), (710, 200250), (750, 189570), (801, 177500), (852, 166875), (890, 159750), (900, 157975), (1065, 133500), (1068, 133125), (1125, 126380), (1250, 113742), (1278, 111250), (1335, 106500), (1420, 100125), (1500, 94785), (1602, 88750), (1775, 80100), (1780, 79875), (1875, 75828), (2130, 66750), (2225, 63900), (2250, 63190), (2500, 56871), (2556, 55625), (2670, 53250), (3195, 44500), (3204, 44375), (3550, 40050), (3750, 37914), (4005, 35500), (4260, 33375), (4450, 31950), (4500, 31595), (5325, 26700), (5340, 26625), (5625, 25276), (6319, 22500), (6390, 22250), (6675, 21300), (7100, 20025), (7500, 18957), (8010, 17750), (8875, 16020), (8900, 15975), (10650, 13350), (11125, 12780), (11250, 12638)]