39950280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 128

約数和(自身を含む): 135302400

約数和(自身を除く): 95352120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 355, 360, 426, 521, 540, 568, 639, 710, 852, 1042, 1065, 1080, 1278, 1420, 1563, 1704, 1917, 2084, 2130, 2556, 2605, 2840, 3126, 3195, 3834, 4168, 4260, 4689, 5112, 5210, 6252, 6390, 7668, 7815, 8520, 9378, 9585, 10420, 12504, 12780, 14067, 15336, 15630, 18756, 19170, 20840, 23445, 25560, 28134, 31260, 36991, 37512, 38340, 46890, 56268, 62520, 70335, 73982, 76680, 93780, 110973, 112536, 140670, 147964, 184955, 187560, 221946, 281340, 295928, 332919, 369910, 443892, 554865, 562680, 665838, 739820, 887784, 998757, 1109730, 1331676, 1479640, 1664595, 1997514, 2219460, 2663352, 3329190, 3995028, 4438920, 4993785, 6658380, 7990056, 9987570, 13316760, 19975140, 39950280]

約数ペア:

[(1, 39950280), (2, 19975140), (3, 13316760), (4, 9987570), (5, 7990056), (6, 6658380), (8, 4993785), (9, 4438920), (10, 3995028), (12, 3329190), (15, 2663352), (18, 2219460), (20, 1997514), (24, 1664595), (27, 1479640), (30, 1331676), (36, 1109730), (40, 998757), (45, 887784), (54, 739820), (60, 665838), (71, 562680), (72, 554865), (90, 443892), (108, 369910), (120, 332919), (135, 295928), (142, 281340), (180, 221946), (213, 187560), (216, 184955), (270, 147964), (284, 140670), (355, 112536), (360, 110973), (426, 93780), (521, 76680), (540, 73982), (568, 70335), (639, 62520), (710, 56268), (852, 46890), (1042, 38340), (1065, 37512), (1080, 36991), (1278, 31260), (1420, 28134), (1563, 25560), (1704, 23445), (1917, 20840), (2084, 19170), (2130, 18756), (2556, 15630), (2605, 15336), (2840, 14067), (3126, 12780), (3195, 12504), (3834, 10420), (4168, 9585), (4260, 9378), (4689, 8520), (5112, 7815), (5210, 7668), (6252, 6390)]