245838840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2671}}^1$

素因数の和:2757

約数の個数: 128

約数和(自身を含む): 808012800

約数和(自身を除く): 562173960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 59, 60, 65, 78, 104, 118, 120, 130, 156, 177, 195, 236, 260, 295, 312, 354, 390, 472, 520, 590, 708, 767, 780, 885, 1180, 1416, 1534, 1560, 1770, 2301, 2360, 2671, 3068, 3540, 3835, 4602, 5342, 6136, 7080, 7670, 8013, 9204, 10684, 11505, 13355, 15340, 16026, 18408, 21368, 23010, 26710, 30680, 32052, 34723, 40065, 46020, 53420, 64104, 69446, 80130, 92040, 104169, 106840, 138892, 157589, 160260, 173615, 208338, 277784, 315178, 320520, 347230, 416676, 472767, 520845, 630356, 694460, 787945, 833352, 945534, 1041690, 1260712, 1388920, 1575890, 1891068, 2048657, 2083380, 2363835, 3151780, 3782136, 4097314, 4166760, 4727670, 6145971, 6303560, 8194628, 9455340, 10243285, 12291942, 16389256, 18910680, 20486570, 24583884, 30729855, 40973140, 49167768, 61459710, 81946280, 122919420, 245838840]

約数ペア:

[(1, 245838840), (2, 122919420), (3, 81946280), (4, 61459710), (5, 49167768), (6, 40973140), (8, 30729855), (10, 24583884), (12, 20486570), (13, 18910680), (15, 16389256), (20, 12291942), (24, 10243285), (26, 9455340), (30, 8194628), (39, 6303560), (40, 6145971), (52, 4727670), (59, 4166760), (60, 4097314), (65, 3782136), (78, 3151780), (104, 2363835), (118, 2083380), (120, 2048657), (130, 1891068), (156, 1575890), (177, 1388920), (195, 1260712), (236, 1041690), (260, 945534), (295, 833352), (312, 787945), (354, 694460), (390, 630356), (472, 520845), (520, 472767), (590, 416676), (708, 347230), (767, 320520), (780, 315178), (885, 277784), (1180, 208338), (1416, 173615), (1534, 160260), (1560, 157589), (1770, 138892), (2301, 106840), (2360, 104169), (2671, 92040), (3068, 80130), (3540, 69446), (3835, 64104), (4602, 53420), (5342, 46020), (6136, 40065), (7080, 34723), (7670, 32052), (8013, 30680), (9204, 26710), (10684, 23010), (11505, 21368), (13355, 18408), (15340, 16026)]