13831740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 47331648

約数和(自身を除く): 33499908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 257, 260, 276, 299, 345, 390, 414, 460, 468, 514, 585, 598, 690, 771, 780, 828, 897, 1028, 1035, 1170, 1196, 1285, 1380, 1495, 1542, 1794, 2070, 2313, 2340, 2570, 2691, 2990, 3084, 3341, 3588, 3855, 4140, 4485, 4626, 5140, 5382, 5911, 5980, 6682, 7710, 8970, 9252, 10023, 10764, 11565, 11822, 13364, 13455, 15420, 16705, 17733, 17940, 20046, 23130, 23644, 26910, 29555, 30069, 33410, 35466, 40092, 46260, 50115, 53199, 53820, 59110, 60138, 66820, 70932, 76843, 88665, 100230, 106398, 118220, 120276, 150345, 153686, 177330, 200460, 212796, 230529, 265995, 300690, 307372, 354660, 384215, 461058, 531990, 601380, 691587, 768430, 922116, 1063980, 1152645, 1383174, 1536860, 2305290, 2766348, 3457935, 4610580, 6915870, 13831740]

約数ペア:

[(1, 13831740), (2, 6915870), (3, 4610580), (4, 3457935), (5, 2766348), (6, 2305290), (9, 1536860), (10, 1383174), (12, 1152645), (13, 1063980), (15, 922116), (18, 768430), (20, 691587), (23, 601380), (26, 531990), (30, 461058), (36, 384215), (39, 354660), (45, 307372), (46, 300690), (52, 265995), (60, 230529), (65, 212796), (69, 200460), (78, 177330), (90, 153686), (92, 150345), (115, 120276), (117, 118220), (130, 106398), (138, 100230), (156, 88665), (180, 76843), (195, 70932), (207, 66820), (230, 60138), (234, 59110), (257, 53820), (260, 53199), (276, 50115), (299, 46260), (345, 40092), (390, 35466), (414, 33410), (460, 30069), (468, 29555), (514, 26910), (585, 23644), (598, 23130), (690, 20046), (771, 17940), (780, 17733), (828, 16705), (897, 15420), (1028, 13455), (1035, 13364), (1170, 11822), (1196, 11565), (1285, 10764), (1380, 10023), (1495, 9252), (1542, 8970), (1794, 7710), (2070, 6682), (2313, 5980), (2340, 5911), (2570, 5382), (2691, 5140), (2990, 4626), (3084, 4485), (3341, 4140), (3588, 3855)]