27964170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 83220480

約数和(自身を除く): 55256310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 62, 65, 78, 90, 93, 117, 130, 135, 155, 186, 195, 234, 257, 270, 279, 310, 351, 390, 403, 465, 514, 558, 585, 702, 771, 806, 837, 930, 1170, 1209, 1285, 1395, 1542, 1674, 1755, 2015, 2313, 2418, 2570, 2790, 3341, 3510, 3627, 3855, 4030, 4185, 4626, 6045, 6682, 6939, 7254, 7710, 7967, 8370, 10023, 10881, 11565, 12090, 13878, 15934, 16705, 18135, 20046, 21762, 23130, 23901, 30069, 33410, 34695, 36270, 39835, 47802, 50115, 54405, 60138, 69390, 71703, 79670, 90207, 100230, 103571, 108810, 119505, 143406, 150345, 180414, 207142, 215109, 239010, 300690, 310713, 358515, 430218, 451035, 517855, 621426, 717030, 902070, 932139, 1035710, 1075545, 1553565, 1864278, 2151090, 2796417, 3107130, 4660695, 5592834, 9321390, 13982085, 27964170]

約数ペア:

[(1, 27964170), (2, 13982085), (3, 9321390), (5, 5592834), (6, 4660695), (9, 3107130), (10, 2796417), (13, 2151090), (15, 1864278), (18, 1553565), (26, 1075545), (27, 1035710), (30, 932139), (31, 902070), (39, 717030), (45, 621426), (54, 517855), (62, 451035), (65, 430218), (78, 358515), (90, 310713), (93, 300690), (117, 239010), (130, 215109), (135, 207142), (155, 180414), (186, 150345), (195, 143406), (234, 119505), (257, 108810), (270, 103571), (279, 100230), (310, 90207), (351, 79670), (390, 71703), (403, 69390), (465, 60138), (514, 54405), (558, 50115), (585, 47802), (702, 39835), (771, 36270), (806, 34695), (837, 33410), (930, 30069), (1170, 23901), (1209, 23130), (1285, 21762), (1395, 20046), (1542, 18135), (1674, 16705), (1755, 15934), (2015, 13878), (2313, 12090), (2418, 11565), (2570, 10881), (2790, 10023), (3341, 8370), (3510, 7967), (3627, 7710), (3855, 7254), (4030, 6939), (4185, 6682), (4626, 6045)]