861024840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32467}}^1$

素因数の和:32511

約数の個数: 128

約数和(自身を含む): 2945496960

約数和(自身を除く): 2084472120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8840, 13260, 26520, 32467, 64934, 97401, 129868, 162335, 194802, 259736, 324670, 389604, 422071, 487005, 551939, 649340, 779208, 844142, 974010, 1103878, 1266213, 1298680, 1655817, 1688284, 1948020, 2110355, 2207756, 2532426, 2759695, 3311634, 3376568, 3896040, 4220710, 4415512, 5064852, 5519390, 6331065, 6623268, 7175207, 8279085, 8441420, 10129704, 11038780, 12662130, 13246536, 14350414, 16558170, 16882840, 21525621, 22077560, 25324260, 28700828, 33116340, 35876035, 43051242, 50648520, 57401656, 66232680, 71752070, 86102484, 107628105, 143504140, 172204968, 215256210, 287008280, 430512420, 861024840]

約数ペア:

[(1, 861024840), (2, 430512420), (3, 287008280), (4, 215256210), (5, 172204968), (6, 143504140), (8, 107628105), (10, 86102484), (12, 71752070), (13, 66232680), (15, 57401656), (17, 50648520), (20, 43051242), (24, 35876035), (26, 33116340), (30, 28700828), (34, 25324260), (39, 22077560), (40, 21525621), (51, 16882840), (52, 16558170), (60, 14350414), (65, 13246536), (68, 12662130), (78, 11038780), (85, 10129704), (102, 8441420), (104, 8279085), (120, 7175207), (130, 6623268), (136, 6331065), (156, 5519390), (170, 5064852), (195, 4415512), (204, 4220710), (221, 3896040), (255, 3376568), (260, 3311634), (312, 2759695), (340, 2532426), (390, 2207756), (408, 2110355), (442, 1948020), (510, 1688284), (520, 1655817), (663, 1298680), (680, 1266213), (780, 1103878), (884, 974010), (1020, 844142), (1105, 779208), (1326, 649340), (1560, 551939), (1768, 487005), (2040, 422071), (2210, 389604), (2652, 324670), (3315, 259736), (4420, 194802), (5304, 162335), (6630, 129868), (8840, 97401), (13260, 64934), (26520, 32467)]