80965560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 256

約数和(自身を含む): 287400960

約数和(自身を除く): 206435400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 43, 51, 52, 60, 65, 68, 71, 78, 85, 86, 102, 104, 120, 129, 130, 136, 142, 156, 170, 172, 195, 204, 213, 215, 221, 255, 258, 260, 284, 312, 340, 344, 355, 390, 408, 426, 430, 442, 510, 516, 520, 559, 568, 645, 663, 680, 710, 731, 780, 852, 860, 884, 923, 1020, 1032, 1065, 1105, 1118, 1207, 1290, 1326, 1420, 1462, 1560, 1677, 1704, 1720, 1768, 1846, 2040, 2130, 2193, 2210, 2236, 2414, 2580, 2652, 2769, 2795, 2840, 2924, 3053, 3315, 3354, 3621, 3655, 3692, 4260, 4386, 4420, 4472, 4615, 4828, 5160, 5304, 5538, 5590, 5848, 6035, 6106, 6630, 6708, 7242, 7310, 7384, 8385, 8520, 8772, 8840, 9159, 9230, 9503, 9656, 10965, 11076, 11180, 12070, 12212, 13260, 13416, 13845, 14484, 14620, 15265, 15691, 16770, 17544, 18105, 18318, 18460, 19006, 21930, 22152, 22360, 24140, 24424, 26520, 27690, 28509, 28968, 29240, 30530, 31382, 33540, 36210, 36636, 36920, 38012, 39689, 43860, 45795, 47073, 47515, 48280, 51901, 55380, 57018, 61060, 62764, 67080, 72420, 73272, 76024, 78455, 79378, 87720, 91590, 94146, 95030, 103802, 110760, 114036, 119067, 122120, 125528, 142545, 144840, 155703, 156910, 158756, 183180, 188292, 190060, 198445, 207604, 228072, 235365, 238134, 259505, 285090, 311406, 313820, 317512, 366360, 376584, 380120, 396890, 415208, 470730, 476268, 519010, 570180, 595335, 622812, 627640, 674713, 778515, 793780, 941460, 952536, 1038020, 1140360, 1190670, 1245624, 1349426, 1557030, 1587560, 1882920, 2024139, 2076040, 2381340, 2698852, 3114060, 3373565, 4048278, 4762680, 5397704, 6228120, 6747130, 8096556, 10120695, 13494260, 16193112, 20241390, 26988520, 40482780, 80965560]

約数ペア:

[(1, 80965560), (2, 40482780), (3, 26988520), (4, 20241390), (5, 16193112), (6, 13494260), (8, 10120695), (10, 8096556), (12, 6747130), (13, 6228120), (15, 5397704), (17, 4762680), (20, 4048278), (24, 3373565), (26, 3114060), (30, 2698852), (34, 2381340), (39, 2076040), (40, 2024139), (43, 1882920), (51, 1587560), (52, 1557030), (60, 1349426), (65, 1245624), (68, 1190670), (71, 1140360), (78, 1038020), (85, 952536), (86, 941460), (102, 793780), (104, 778515), (120, 674713), (129, 627640), (130, 622812), (136, 595335), (142, 570180), (156, 519010), (170, 476268), (172, 470730), (195, 415208), (204, 396890), (213, 380120), (215, 376584), (221, 366360), (255, 317512), (258, 313820), (260, 311406), (284, 285090), (312, 259505), (340, 238134), (344, 235365), (355, 228072), (390, 207604), (408, 198445), (426, 190060), (430, 188292), (442, 183180), (510, 158756), (516, 156910), (520, 155703), (559, 144840), (568, 142545), (645, 125528), (663, 122120), (680, 119067), (710, 114036), (731, 110760), (780, 103802), (852, 95030), (860, 94146), (884, 91590), (923, 87720), (1020, 79378), (1032, 78455), (1065, 76024), (1105, 73272), (1118, 72420), (1207, 67080), (1290, 62764), (1326, 61060), (1420, 57018), (1462, 55380), (1560, 51901), (1677, 48280), (1704, 47515), (1720, 47073), (1768, 45795), (1846, 43860), (2040, 39689), (2130, 38012), (2193, 36920), (2210, 36636), (2236, 36210), (2414, 33540), (2580, 31382), (2652, 30530), (2769, 29240), (2795, 28968), (2840, 28509), (2924, 27690), (3053, 26520), (3315, 24424), (3354, 24140), (3621, 22360), (3655, 22152), (3692, 21930), (4260, 19006), (4386, 18460), (4420, 18318), (4472, 18105), (4615, 17544), (4828, 16770), (5160, 15691), (5304, 15265), (5538, 14620), (5590, 14484), (5848, 13845), (6035, 13416), (6106, 13260), (6630, 12212), (6708, 12070), (7242, 11180), (7310, 11076), (7384, 10965), (8385, 9656), (8520, 9503), (8772, 9230), (8840, 9159)]