420644760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{463}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 1294894080

約数和(自身を除く): 874249320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 113, 120, 134, 201, 226, 268, 335, 339, 402, 452, 463, 536, 565, 670, 678, 804, 904, 926, 1005, 1130, 1340, 1356, 1389, 1608, 1695, 1852, 2010, 2260, 2315, 2680, 2712, 2778, 3390, 3704, 4020, 4520, 4630, 5556, 6780, 6945, 7571, 8040, 9260, 11112, 13560, 13890, 15142, 18520, 22713, 27780, 30284, 31021, 37855, 45426, 52319, 55560, 60568, 62042, 75710, 90852, 93063, 104638, 113565, 124084, 151420, 155105, 156957, 181704, 186126, 209276, 227130, 248168, 261595, 302840, 310210, 313914, 372252, 418552, 454260, 465315, 523190, 620420, 627828, 744504, 784785, 908520, 930630, 1046380, 1240840, 1255656, 1569570, 1861260, 2092760, 3139140, 3505373, 3722520, 6278280, 7010746, 10516119, 14021492, 17526865, 21032238, 28042984, 35053730, 42064476, 52580595, 70107460, 84128952, 105161190, 140214920, 210322380, 420644760]

約数ペア:

[(1, 420644760), (2, 210322380), (3, 140214920), (4, 105161190), (5, 84128952), (6, 70107460), (8, 52580595), (10, 42064476), (12, 35053730), (15, 28042984), (20, 21032238), (24, 17526865), (30, 14021492), (40, 10516119), (60, 7010746), (67, 6278280), (113, 3722520), (120, 3505373), (134, 3139140), (201, 2092760), (226, 1861260), (268, 1569570), (335, 1255656), (339, 1240840), (402, 1046380), (452, 930630), (463, 908520), (536, 784785), (565, 744504), (670, 627828), (678, 620420), (804, 523190), (904, 465315), (926, 454260), (1005, 418552), (1130, 372252), (1340, 313914), (1356, 310210), (1389, 302840), (1608, 261595), (1695, 248168), (1852, 227130), (2010, 209276), (2260, 186126), (2315, 181704), (2680, 156957), (2712, 155105), (2778, 151420), (3390, 124084), (3704, 113565), (4020, 104638), (4520, 93063), (4630, 90852), (5556, 75710), (6780, 62042), (6945, 60568), (7571, 55560), (8040, 52319), (9260, 45426), (11112, 37855), (13560, 31021), (13890, 30284), (15142, 27780), (18520, 22713)]