15874040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 128

約数和(自身を含む): 45360000

約数和(自身を除く): 29485960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 89, 91, 98, 104, 130, 140, 178, 182, 196, 245, 260, 280, 343, 356, 364, 392, 445, 455, 490, 520, 623, 637, 686, 712, 728, 890, 910, 980, 1157, 1246, 1274, 1372, 1715, 1780, 1820, 1960, 2314, 2492, 2548, 2744, 3115, 3185, 3430, 3560, 3640, 4361, 4459, 4628, 4984, 5096, 5785, 6230, 6370, 6860, 8099, 8722, 8918, 9256, 11570, 12460, 12740, 13720, 16198, 17444, 17836, 21805, 22295, 23140, 24920, 25480, 30527, 32396, 34888, 35672, 40495, 43610, 44590, 46280, 56693, 61054, 64792, 80990, 87220, 89180, 113386, 122108, 152635, 161980, 174440, 178360, 226772, 244216, 283465, 305270, 323960, 396851, 453544, 566930, 610540, 793702, 1133860, 1221080, 1587404, 1984255, 2267720, 3174808, 3968510, 7937020, 15874040]

約数ペア:

[(1, 15874040), (2, 7937020), (4, 3968510), (5, 3174808), (7, 2267720), (8, 1984255), (10, 1587404), (13, 1221080), (14, 1133860), (20, 793702), (26, 610540), (28, 566930), (35, 453544), (40, 396851), (49, 323960), (52, 305270), (56, 283465), (65, 244216), (70, 226772), (89, 178360), (91, 174440), (98, 161980), (104, 152635), (130, 122108), (140, 113386), (178, 89180), (182, 87220), (196, 80990), (245, 64792), (260, 61054), (280, 56693), (343, 46280), (356, 44590), (364, 43610), (392, 40495), (445, 35672), (455, 34888), (490, 32396), (520, 30527), (623, 25480), (637, 24920), (686, 23140), (712, 22295), (728, 21805), (890, 17836), (910, 17444), (980, 16198), (1157, 13720), (1246, 12740), (1274, 12460), (1372, 11570), (1715, 9256), (1780, 8918), (1820, 8722), (1960, 8099), (2314, 6860), (2492, 6370), (2548, 6230), (2744, 5785), (3115, 5096), (3185, 4984), (3430, 4628), (3560, 4459), (3640, 4361)]