40001400

素因数分解:

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

素因数の和:406

約数の個数: 144

約数和(自身を含む): 136665360

約数和(自身を除く): 96663960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 71, 72, 75, 90, 100, 120, 142, 150, 180, 200, 213, 225, 284, 300, 313, 355, 360, 426, 450, 568, 600, 626, 639, 710, 852, 900, 939, 1065, 1252, 1278, 1420, 1565, 1704, 1775, 1800, 1878, 2130, 2504, 2556, 2817, 2840, 3130, 3195, 3550, 3756, 4260, 4695, 5112, 5325, 5634, 6260, 6390, 7100, 7512, 7825, 8520, 9390, 10650, 11268, 12520, 12780, 14085, 14200, 15650, 15975, 18780, 21300, 22223, 22536, 23475, 25560, 28170, 31300, 31950, 37560, 42600, 44446, 46950, 56340, 62600, 63900, 66669, 70425, 88892, 93900, 111115, 112680, 127800, 133338, 140850, 177784, 187800, 200007, 222230, 266676, 281700, 333345, 400014, 444460, 533352, 555575, 563400, 666690, 800028, 888920, 1000035, 1111150, 1333380, 1600056, 1666725, 2000070, 2222300, 2666760, 3333450, 4000140, 4444600, 5000175, 6666900, 8000280, 10000350, 13333800, 20000700, 40001400]

約数ペア:

[(1, 40001400), (2, 20000700), (3, 13333800), (4, 10000350), (5, 8000280), (6, 6666900), (8, 5000175), (9, 4444600), (10, 4000140), (12, 3333450), (15, 2666760), (18, 2222300), (20, 2000070), (24, 1666725), (25, 1600056), (30, 1333380), (36, 1111150), (40, 1000035), (45, 888920), (50, 800028), (60, 666690), (71, 563400), (72, 555575), (75, 533352), (90, 444460), (100, 400014), (120, 333345), (142, 281700), (150, 266676), (180, 222230), (200, 200007), (213, 187800), (225, 177784), (284, 140850), (300, 133338), (313, 127800), (355, 112680), (360, 111115), (426, 93900), (450, 88892), (568, 70425), (600, 66669), (626, 63900), (639, 62600), (710, 56340), (852, 46950), (900, 44446), (939, 42600), (1065, 37560), (1252, 31950), (1278, 31300), (1420, 28170), (1565, 25560), (1704, 23475), (1775, 22536), (1800, 22223), (1878, 21300), (2130, 18780), (2504, 15975), (2556, 15650), (2817, 14200), (2840, 14085), (3130, 12780), (3195, 12520), (3550, 11268), (3756, 10650), (4260, 9390), (4695, 8520), (5112, 7825), (5325, 7512), (5634, 7100), (6260, 6390)]