277416880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 180

約数和(自身を含む): 752375952

約数和(自身を除く): 474959072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 71, 80, 85, 104, 130, 136, 142, 169, 170, 208, 221, 260, 272, 284, 289, 338, 340, 355, 442, 520, 568, 578, 676, 680, 710, 845, 884, 923, 1040, 1105, 1136, 1156, 1207, 1352, 1360, 1420, 1445, 1690, 1768, 1846, 2210, 2312, 2414, 2704, 2840, 2873, 2890, 3380, 3536, 3692, 3757, 4420, 4615, 4624, 4828, 5680, 5746, 5780, 6035, 6760, 7384, 7514, 8840, 9230, 9656, 11492, 11560, 11999, 12070, 13520, 14365, 14768, 15028, 15691, 17680, 18460, 18785, 19312, 20519, 22984, 23120, 23998, 24140, 28730, 30056, 31382, 36920, 37570, 41038, 45968, 47996, 48280, 48841, 57460, 59995, 60112, 62764, 73840, 75140, 78455, 82076, 95992, 96560, 97682, 102595, 114920, 119990, 125528, 150280, 156910, 164152, 191984, 195364, 203983, 205190, 229840, 239980, 244205, 251056, 266747, 300560, 313820, 328304, 390728, 407966, 410380, 479960, 488410, 533494, 627640, 781456, 815932, 820760, 959920, 976820, 1019915, 1066988, 1255280, 1333735, 1631864, 1641520, 1953640, 2039830, 2133976, 2667470, 3263728, 3467711, 3907280, 4079660, 4267952, 5334940, 6935422, 8159320, 10669880, 13870844, 16318640, 17338555, 21339760, 27741688, 34677110, 55483376, 69354220, 138708440, 277416880]

約数ペア:

[(1, 277416880), (2, 138708440), (4, 69354220), (5, 55483376), (8, 34677110), (10, 27741688), (13, 21339760), (16, 17338555), (17, 16318640), (20, 13870844), (26, 10669880), (34, 8159320), (40, 6935422), (52, 5334940), (65, 4267952), (68, 4079660), (71, 3907280), (80, 3467711), (85, 3263728), (104, 2667470), (130, 2133976), (136, 2039830), (142, 1953640), (169, 1641520), (170, 1631864), (208, 1333735), (221, 1255280), (260, 1066988), (272, 1019915), (284, 976820), (289, 959920), (338, 820760), (340, 815932), (355, 781456), (442, 627640), (520, 533494), (568, 488410), (578, 479960), (676, 410380), (680, 407966), (710, 390728), (845, 328304), (884, 313820), (923, 300560), (1040, 266747), (1105, 251056), (1136, 244205), (1156, 239980), (1207, 229840), (1352, 205190), (1360, 203983), (1420, 195364), (1445, 191984), (1690, 164152), (1768, 156910), (1846, 150280), (2210, 125528), (2312, 119990), (2414, 114920), (2704, 102595), (2840, 97682), (2873, 96560), (2890, 95992), (3380, 82076), (3536, 78455), (3692, 75140), (3757, 73840), (4420, 62764), (4615, 60112), (4624, 59995), (4828, 57460), (5680, 48841), (5746, 48280), (5780, 47996), (6035, 45968), (6760, 41038), (7384, 37570), (7514, 36920), (8840, 31382), (9230, 30056), (9656, 28730), (11492, 24140), (11560, 23998), (11999, 23120), (12070, 22984), (13520, 20519), (14365, 19312), (14768, 18785), (15028, 18460), (15691, 17680)]