18442600280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{28579}}^1$

素因数の和:28693

約数の個数: 128

約数和(自身を含む): 47966385600

約数和(自身を除く): 29523785320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 73, 85, 104, 130, 136, 146, 170, 221, 260, 292, 340, 365, 442, 520, 584, 680, 730, 884, 949, 1105, 1241, 1460, 1768, 1898, 2210, 2482, 2920, 3796, 4420, 4745, 4964, 6205, 7592, 8840, 9490, 9928, 12410, 16133, 18980, 24820, 28579, 32266, 37960, 49640, 57158, 64532, 80665, 114316, 129064, 142895, 161330, 228632, 285790, 322660, 371527, 485843, 571580, 645320, 743054, 971686, 1143160, 1486108, 1857635, 1943372, 2086267, 2429215, 2972216, 3715270, 3886744, 4172534, 4858430, 6315959, 7430540, 8345068, 9716860, 10431335, 12631918, 14861080, 16690136, 19433720, 20862670, 25263836, 27121471, 31579795, 35466539, 41725340, 50527672, 54242942, 63159590, 70933078, 83450680, 108485884, 126319180, 135607355, 141866156, 177332695, 216971768, 252638360, 271214710, 283732312, 354665390, 461065007, 542429420, 709330780, 922130014, 1084858840, 1418661560, 1844260028, 2305325035, 3688520056, 4610650070, 9221300140, 18442600280]

約数ペア:

[(1, 18442600280), (2, 9221300140), (4, 4610650070), (5, 3688520056), (8, 2305325035), (10, 1844260028), (13, 1418661560), (17, 1084858840), (20, 922130014), (26, 709330780), (34, 542429420), (40, 461065007), (52, 354665390), (65, 283732312), (68, 271214710), (73, 252638360), (85, 216971768), (104, 177332695), (130, 141866156), (136, 135607355), (146, 126319180), (170, 108485884), (221, 83450680), (260, 70933078), (292, 63159590), (340, 54242942), (365, 50527672), (442, 41725340), (520, 35466539), (584, 31579795), (680, 27121471), (730, 25263836), (884, 20862670), (949, 19433720), (1105, 16690136), (1241, 14861080), (1460, 12631918), (1768, 10431335), (1898, 9716860), (2210, 8345068), (2482, 7430540), (2920, 6315959), (3796, 4858430), (4420, 4172534), (4745, 3886744), (4964, 3715270), (6205, 2972216), (7592, 2429215), (8840, 2086267), (9490, 1943372), (9928, 1857635), (12410, 1486108), (16133, 1143160), (18980, 971686), (24820, 743054), (28579, 645320), (32266, 571580), (37960, 485843), (49640, 371527), (57158, 322660), (64532, 285790), (80665, 228632), (114316, 161330), (129064, 142895)]