640119120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{613}}^1$

素因数の和:877

約数の個数: 160

約数和(自身を含む): 2101353600

約数和(自身を除く): 1461234480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 229, 240, 285, 304, 380, 456, 458, 570, 613, 687, 760, 912, 916, 1140, 1145, 1226, 1374, 1520, 1832, 1839, 2280, 2290, 2452, 2748, 3065, 3435, 3664, 3678, 4351, 4560, 4580, 4904, 5496, 6130, 6870, 7356, 8702, 9160, 9195, 9808, 10992, 11647, 12260, 13053, 13740, 14712, 17404, 18320, 18390, 21755, 23294, 24520, 26106, 27480, 29424, 34808, 34941, 36780, 43510, 46588, 49040, 52212, 54960, 58235, 65265, 69616, 69882, 73560, 87020, 93176, 104424, 116470, 130530, 139764, 140377, 147120, 174040, 174705, 186352, 208848, 232940, 261060, 279528, 280754, 348080, 349410, 421131, 465880, 522120, 559056, 561508, 698820, 701885, 842262, 931760, 1044240, 1123016, 1397640, 1403770, 1684524, 2105655, 2246032, 2667163, 2795280, 2807540, 3369048, 4211310, 5334326, 5615080, 6738096, 8001489, 8422620, 10668652, 11230160, 13335815, 16002978, 16845240, 21337304, 26671630, 32005956, 33690480, 40007445, 42674608, 53343260, 64011912, 80014890, 106686520, 128023824, 160029780, 213373040, 320059560, 640119120]

約数ペア:

[(1, 640119120), (2, 320059560), (3, 213373040), (4, 160029780), (5, 128023824), (6, 106686520), (8, 80014890), (10, 64011912), (12, 53343260), (15, 42674608), (16, 40007445), (19, 33690480), (20, 32005956), (24, 26671630), (30, 21337304), (38, 16845240), (40, 16002978), (48, 13335815), (57, 11230160), (60, 10668652), (76, 8422620), (80, 8001489), (95, 6738096), (114, 5615080), (120, 5334326), (152, 4211310), (190, 3369048), (228, 2807540), (229, 2795280), (240, 2667163), (285, 2246032), (304, 2105655), (380, 1684524), (456, 1403770), (458, 1397640), (570, 1123016), (613, 1044240), (687, 931760), (760, 842262), (912, 701885), (916, 698820), (1140, 561508), (1145, 559056), (1226, 522120), (1374, 465880), (1520, 421131), (1832, 349410), (1839, 348080), (2280, 280754), (2290, 279528), (2452, 261060), (2748, 232940), (3065, 208848), (3435, 186352), (3664, 174705), (3678, 174040), (4351, 147120), (4560, 140377), (4580, 139764), (4904, 130530), (5496, 116470), (6130, 104424), (6870, 93176), (7356, 87020), (8702, 73560), (9160, 69882), (9195, 69616), (9808, 65265), (10992, 58235), (11647, 54960), (12260, 52212), (13053, 49040), (13740, 46588), (14712, 43510), (17404, 36780), (18320, 34941), (18390, 34808), (21755, 29424), (23294, 27480), (24520, 26106)]