655825680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:395

約数の個数: 320

約数和(自身を含む): 2419845120

約数和(自身を除く): 1764019440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 43, 45, 46, 48, 54, 60, 69, 72, 80, 86, 90, 92, 108, 115, 120, 129, 135, 138, 144, 172, 180, 184, 207, 215, 216, 230, 240, 258, 270, 276, 307, 344, 345, 360, 368, 387, 414, 430, 432, 460, 516, 540, 552, 614, 621, 645, 688, 690, 720, 774, 828, 860, 920, 921, 989, 1032, 1035, 1080, 1104, 1161, 1228, 1242, 1290, 1380, 1535, 1548, 1656, 1720, 1840, 1842, 1935, 1978, 2064, 2070, 2160, 2322, 2456, 2484, 2580, 2760, 2763, 2967, 3070, 3096, 3105, 3312, 3440, 3684, 3870, 3956, 4140, 4605, 4644, 4912, 4945, 4968, 5160, 5520, 5526, 5805, 5934, 6140, 6192, 6210, 7061, 7368, 7740, 7912, 8280, 8289, 8901, 9210, 9288, 9890, 9936, 10320, 11052, 11610, 11868, 12280, 12420, 13201, 13815, 14122, 14736, 14835, 15480, 15824, 16560, 16578, 17802, 18420, 18576, 19780, 21183, 22104, 23220, 23736, 24560, 24840, 26402, 26703, 27630, 28244, 29670, 30960, 33156, 35305, 35604, 36840, 39560, 39603, 41445, 42366, 44208, 44505, 46440, 47472, 49680, 52804, 53406, 55260, 56488, 59340, 63549, 66005, 66312, 70610, 71208, 73680, 79120, 79206, 82890, 84732, 89010, 92880, 105608, 105915, 106812, 110520, 112976, 118680, 118809, 127098, 132010, 132624, 133515, 141220, 142416, 158412, 165780, 169464, 178020, 190647, 198015, 211216, 211830, 213624, 221040, 237360, 237618, 254196, 264020, 267030, 282440, 303623, 316824, 317745, 331560, 338928, 356040, 356427, 381294, 396030, 423660, 427248, 475236, 508392, 528040, 534060, 564880, 594045, 607246, 633648, 635490, 663120, 712080, 712854, 762588, 792060, 847320, 910869, 950472, 953235, 1016784, 1056080, 1068120, 1188090, 1214492, 1270980, 1425708, 1518115, 1525176, 1584120, 1694640, 1782135, 1821738, 1900944, 1906470, 2136240, 2376180, 2428984, 2541960, 2732607, 2851416, 3036230, 3050352, 3168240, 3564270, 3643476, 3812940, 4554345, 4752360, 4857968, 5083920, 5465214, 5702832, 6072460, 7128540, 7286952, 7625880, 8197821, 9108690, 9504720, 10930428, 12144920, 13663035, 14257080, 14573904, 15251760, 16395642, 18217380, 21860856, 24289840, 27326070, 28514160, 32791284, 36434760, 40989105, 43721712, 54652140, 65582568, 72869520, 81978210, 109304280, 131165136, 163956420, 218608560, 327912840, 655825680]

約数ペア:

[(1, 655825680), (2, 327912840), (3, 218608560), (4, 163956420), (5, 131165136), (6, 109304280), (8, 81978210), (9, 72869520), (10, 65582568), (12, 54652140), (15, 43721712), (16, 40989105), (18, 36434760), (20, 32791284), (23, 28514160), (24, 27326070), (27, 24289840), (30, 21860856), (36, 18217380), (40, 16395642), (43, 15251760), (45, 14573904), (46, 14257080), (48, 13663035), (54, 12144920), (60, 10930428), (69, 9504720), (72, 9108690), (80, 8197821), (86, 7625880), (90, 7286952), (92, 7128540), (108, 6072460), (115, 5702832), (120, 5465214), (129, 5083920), (135, 4857968), (138, 4752360), (144, 4554345), (172, 3812940), (180, 3643476), (184, 3564270), (207, 3168240), (215, 3050352), (216, 3036230), (230, 2851416), (240, 2732607), (258, 2541960), (270, 2428984), (276, 2376180), (307, 2136240), (344, 1906470), (345, 1900944), (360, 1821738), (368, 1782135), (387, 1694640), (414, 1584120), (430, 1525176), (432, 1518115), (460, 1425708), (516, 1270980), (540, 1214492), (552, 1188090), (614, 1068120), (621, 1056080), (645, 1016784), (688, 953235), (690, 950472), (720, 910869), (774, 847320), (828, 792060), (860, 762588), (920, 712854), (921, 712080), (989, 663120), (1032, 635490), (1035, 633648), (1080, 607246), (1104, 594045), (1161, 564880), (1228, 534060), (1242, 528040), (1290, 508392), (1380, 475236), (1535, 427248), (1548, 423660), (1656, 396030), (1720, 381294), (1840, 356427), (1842, 356040), (1935, 338928), (1978, 331560), (2064, 317745), (2070, 316824), (2160, 303623), (2322, 282440), (2456, 267030), (2484, 264020), (2580, 254196), (2760, 237618), (2763, 237360), (2967, 221040), (3070, 213624), (3096, 211830), (3105, 211216), (3312, 198015), (3440, 190647), (3684, 178020), (3870, 169464), (3956, 165780), (4140, 158412), (4605, 142416), (4644, 141220), (4912, 133515), (4945, 132624), (4968, 132010), (5160, 127098), (5520, 118809), (5526, 118680), (5805, 112976), (5934, 110520), (6140, 106812), (6192, 105915), (6210, 105608), (7061, 92880), (7368, 89010), (7740, 84732), (7912, 82890), (8280, 79206), (8289, 79120), (8901, 73680), (9210, 71208), (9288, 70610), (9890, 66312), (9936, 66005), (10320, 63549), (11052, 59340), (11610, 56488), (11868, 55260), (12280, 53406), (12420, 52804), (13201, 49680), (13815, 47472), (14122, 46440), (14736, 44505), (14835, 44208), (15480, 42366), (15824, 41445), (16560, 39603), (16578, 39560), (17802, 36840), (18420, 35604), (18576, 35305), (19780, 33156), (21183, 30960), (22104, 29670), (23220, 28244), (23736, 27630), (24560, 26703), (24840, 26402)]