1361103640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1949}}^1$

素因数の和:2069

約数の個数: 128

約数和(自身を含む): 3538080000

約数和(自身を除く): 2176976360

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 79, 85, 104, 130, 136, 158, 170, 221, 260, 316, 340, 395, 442, 520, 632, 680, 790, 884, 1027, 1105, 1343, 1580, 1768, 1949, 2054, 2210, 2686, 3160, 3898, 4108, 4420, 5135, 5372, 6715, 7796, 8216, 8840, 9745, 10270, 10744, 13430, 15592, 17459, 19490, 20540, 25337, 26860, 33133, 34918, 38980, 41080, 50674, 53720, 66266, 69836, 77960, 87295, 101348, 126685, 132532, 139672, 153971, 165665, 174590, 202696, 253370, 265064, 307942, 331330, 349180, 430729, 506740, 615884, 662660, 698360, 769855, 861458, 1013480, 1231768, 1325320, 1539710, 1722916, 2001623, 2153645, 2617507, 3079420, 3445832, 4003246, 4307290, 5235014, 6158840, 8006492, 8614580, 10008115, 10470028, 13087535, 16012984, 17229160, 20016230, 20940056, 26175070, 34027591, 40032460, 52350140, 68055182, 80064920, 104700280, 136110364, 170137955, 272220728, 340275910, 680551820, 1361103640]

約数ペア:

[(1, 1361103640), (2, 680551820), (4, 340275910), (5, 272220728), (8, 170137955), (10, 136110364), (13, 104700280), (17, 80064920), (20, 68055182), (26, 52350140), (34, 40032460), (40, 34027591), (52, 26175070), (65, 20940056), (68, 20016230), (79, 17229160), (85, 16012984), (104, 13087535), (130, 10470028), (136, 10008115), (158, 8614580), (170, 8006492), (221, 6158840), (260, 5235014), (316, 4307290), (340, 4003246), (395, 3445832), (442, 3079420), (520, 2617507), (632, 2153645), (680, 2001623), (790, 1722916), (884, 1539710), (1027, 1325320), (1105, 1231768), (1343, 1013480), (1580, 861458), (1768, 769855), (1949, 698360), (2054, 662660), (2210, 615884), (2686, 506740), (3160, 430729), (3898, 349180), (4108, 331330), (4420, 307942), (5135, 265064), (5372, 253370), (6715, 202696), (7796, 174590), (8216, 165665), (8840, 153971), (9745, 139672), (10270, 132532), (10744, 126685), (13430, 101348), (15592, 87295), (17459, 77960), (19490, 69836), (20540, 66266), (25337, 53720), (26860, 50674), (33133, 41080), (34918, 38980)]