678457320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 256

約数和(自身を含む): 2294784000

約数和(自身を除く): 1616326680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 31, 38, 40, 57, 58, 60, 62, 76, 87, 93, 95, 114, 116, 120, 124, 145, 152, 155, 174, 186, 190, 228, 232, 248, 285, 290, 310, 331, 348, 372, 380, 435, 456, 465, 551, 570, 580, 589, 620, 662, 696, 744, 760, 870, 899, 930, 993, 1102, 1140, 1160, 1178, 1240, 1324, 1653, 1655, 1740, 1767, 1798, 1860, 1986, 2204, 2280, 2356, 2648, 2697, 2755, 2945, 3306, 3310, 3480, 3534, 3596, 3720, 3972, 4408, 4495, 4712, 4965, 5394, 5510, 5890, 6289, 6612, 6620, 7068, 7192, 7944, 8265, 8835, 8990, 9599, 9930, 10261, 10788, 11020, 11780, 12578, 13224, 13240, 13485, 14136, 16530, 17081, 17670, 17980, 18867, 19198, 19860, 20522, 21576, 22040, 23560, 25156, 26970, 28797, 30783, 31445, 33060, 34162, 35340, 35960, 37734, 38396, 39720, 41044, 47995, 50312, 51243, 51305, 53940, 57594, 61566, 62890, 66120, 68324, 70680, 75468, 76792, 82088, 85405, 94335, 95990, 102486, 102610, 107880, 115188, 123132, 125780, 136648, 143985, 150936, 153915, 170810, 182381, 188670, 191980, 194959, 204972, 205220, 230376, 246264, 251560, 256215, 287970, 297569, 307830, 341620, 364762, 377340, 383960, 389918, 409944, 410440, 512430, 547143, 575940, 584877, 595138, 615660, 683240, 729524, 754680, 779836, 892707, 911905, 974795, 1024860, 1094286, 1151880, 1169754, 1190276, 1231320, 1459048, 1487845, 1559672, 1785414, 1823810, 1949590, 2049720, 2188572, 2339508, 2380552, 2735715, 2924385, 2975690, 3570828, 3647620, 3899180, 4377144, 4463535, 4679016, 5471430, 5653811, 5848770, 5951380, 7141656, 7295240, 7798360, 8927070, 10942860, 11307622, 11697540, 11902760, 16961433, 17854140, 21885720, 22615244, 23395080, 28269055, 33922866, 35708280, 45230488, 56538110, 67845732, 84807165, 113076220, 135691464, 169614330, 226152440, 339228660, 678457320]

約数ペア:

[(1, 678457320), (2, 339228660), (3, 226152440), (4, 169614330), (5, 135691464), (6, 113076220), (8, 84807165), (10, 67845732), (12, 56538110), (15, 45230488), (19, 35708280), (20, 33922866), (24, 28269055), (29, 23395080), (30, 22615244), (31, 21885720), (38, 17854140), (40, 16961433), (57, 11902760), (58, 11697540), (60, 11307622), (62, 10942860), (76, 8927070), (87, 7798360), (93, 7295240), (95, 7141656), (114, 5951380), (116, 5848770), (120, 5653811), (124, 5471430), (145, 4679016), (152, 4463535), (155, 4377144), (174, 3899180), (186, 3647620), (190, 3570828), (228, 2975690), (232, 2924385), (248, 2735715), (285, 2380552), (290, 2339508), (310, 2188572), (331, 2049720), (348, 1949590), (372, 1823810), (380, 1785414), (435, 1559672), (456, 1487845), (465, 1459048), (551, 1231320), (570, 1190276), (580, 1169754), (589, 1151880), (620, 1094286), (662, 1024860), (696, 974795), (744, 911905), (760, 892707), (870, 779836), (899, 754680), (930, 729524), (993, 683240), (1102, 615660), (1140, 595138), (1160, 584877), (1178, 575940), (1240, 547143), (1324, 512430), (1653, 410440), (1655, 409944), (1740, 389918), (1767, 383960), (1798, 377340), (1860, 364762), (1986, 341620), (2204, 307830), (2280, 297569), (2356, 287970), (2648, 256215), (2697, 251560), (2755, 246264), (2945, 230376), (3306, 205220), (3310, 204972), (3480, 194959), (3534, 191980), (3596, 188670), (3720, 182381), (3972, 170810), (4408, 153915), (4495, 150936), (4712, 143985), (4965, 136648), (5394, 125780), (5510, 123132), (5890, 115188), (6289, 107880), (6612, 102610), (6620, 102486), (7068, 95990), (7192, 94335), (7944, 85405), (8265, 82088), (8835, 76792), (8990, 75468), (9599, 70680), (9930, 68324), (10261, 66120), (10788, 62890), (11020, 61566), (11780, 57594), (12578, 53940), (13224, 51305), (13240, 51243), (13485, 50312), (14136, 47995), (16530, 41044), (17081, 39720), (17670, 38396), (17980, 37734), (18867, 35960), (19198, 35340), (19860, 34162), (20522, 33060), (21576, 31445), (22040, 30783), (23560, 28797), (25156, 26970)]