1289865720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{75167}}^1$

素因数の和:75205

約数の個数: 128

約数和(自身を含む): 4546160640

約数和(自身を除く): 3256294920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 17160, 75167, 150334, 225501, 300668, 375835, 451002, 601336, 751670, 826837, 902004, 977171, 1127505, 1503340, 1653674, 1804008, 1954342, 2255010, 2480511, 2931513, 3006680, 3307348, 3908684, 4134185, 4510020, 4885855, 4961022, 5863026, 6614696, 7817368, 8268370, 9020040, 9771710, 9922044, 10748881, 11726052, 12402555, 14657565, 16536740, 19543420, 19844088, 21497762, 23452104, 24805110, 29315130, 32246643, 33073480, 39086840, 42995524, 49610220, 53744405, 58630260, 64493286, 85991048, 99220440, 107488810, 117260520, 128986572, 161233215, 214977620, 257973144, 322466430, 429955240, 644932860, 1289865720]

約数ペア:

[(1, 1289865720), (2, 644932860), (3, 429955240), (4, 322466430), (5, 257973144), (6, 214977620), (8, 161233215), (10, 128986572), (11, 117260520), (12, 107488810), (13, 99220440), (15, 85991048), (20, 64493286), (22, 58630260), (24, 53744405), (26, 49610220), (30, 42995524), (33, 39086840), (39, 33073480), (40, 32246643), (44, 29315130), (52, 24805110), (55, 23452104), (60, 21497762), (65, 19844088), (66, 19543420), (78, 16536740), (88, 14657565), (104, 12402555), (110, 11726052), (120, 10748881), (130, 9922044), (132, 9771710), (143, 9020040), (156, 8268370), (165, 7817368), (195, 6614696), (220, 5863026), (260, 4961022), (264, 4885855), (286, 4510020), (312, 4134185), (330, 3908684), (390, 3307348), (429, 3006680), (440, 2931513), (520, 2480511), (572, 2255010), (660, 1954342), (715, 1804008), (780, 1653674), (858, 1503340), (1144, 1127505), (1320, 977171), (1430, 902004), (1560, 826837), (1716, 751670), (2145, 601336), (2860, 451002), (3432, 375835), (4290, 300668), (5720, 225501), (8580, 150334), (17160, 75167)]