64620120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 207360000

約数和(自身を除く): 142739880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 599, 620, 696, 744, 870, 899, 930, 1160, 1198, 1240, 1740, 1797, 1798, 1860, 2396, 2697, 2995, 3480, 3594, 3596, 3720, 4495, 4792, 5394, 5990, 7188, 7192, 8985, 8990, 10788, 11980, 13485, 14376, 17371, 17970, 17980, 18569, 21576, 23960, 26970, 34742, 35940, 35960, 37138, 52113, 53940, 55707, 69484, 71880, 74276, 86855, 92845, 104226, 107880, 111414, 138968, 148552, 173710, 185690, 208452, 222828, 260565, 278535, 347420, 371380, 416904, 445656, 521130, 538501, 557070, 694840, 742760, 1042260, 1077002, 1114140, 1615503, 2084520, 2154004, 2228280, 2692505, 3231006, 4308008, 5385010, 6462012, 8077515, 10770020, 12924024, 16155030, 21540040, 32310060, 64620120]

約数ペア:

[(1, 64620120), (2, 32310060), (3, 21540040), (4, 16155030), (5, 12924024), (6, 10770020), (8, 8077515), (10, 6462012), (12, 5385010), (15, 4308008), (20, 3231006), (24, 2692505), (29, 2228280), (30, 2154004), (31, 2084520), (40, 1615503), (58, 1114140), (60, 1077002), (62, 1042260), (87, 742760), (93, 694840), (116, 557070), (120, 538501), (124, 521130), (145, 445656), (155, 416904), (174, 371380), (186, 347420), (232, 278535), (248, 260565), (290, 222828), (310, 208452), (348, 185690), (372, 173710), (435, 148552), (465, 138968), (580, 111414), (599, 107880), (620, 104226), (696, 92845), (744, 86855), (870, 74276), (899, 71880), (930, 69484), (1160, 55707), (1198, 53940), (1240, 52113), (1740, 37138), (1797, 35960), (1798, 35940), (1860, 34742), (2396, 26970), (2697, 23960), (2995, 21576), (3480, 18569), (3594, 17980), (3596, 17970), (3720, 17371), (4495, 14376), (4792, 13485), (5394, 11980), (5990, 10788), (7188, 8990), (7192, 8985)]