389491800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 1259919360

約数和(自身を除く): 870427560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 41, 50, 60, 71, 75, 82, 100, 120, 123, 142, 150, 164, 200, 205, 213, 223, 246, 284, 300, 328, 355, 410, 426, 446, 492, 568, 600, 615, 669, 710, 820, 852, 892, 984, 1025, 1065, 1115, 1230, 1338, 1420, 1640, 1704, 1775, 1784, 2050, 2130, 2230, 2460, 2676, 2840, 2911, 3075, 3345, 3550, 4100, 4260, 4460, 4920, 5325, 5352, 5575, 5822, 6150, 6690, 7100, 8200, 8520, 8733, 8920, 9143, 10650, 11150, 11644, 12300, 13380, 14200, 14555, 15833, 16725, 17466, 18286, 21300, 22300, 23288, 24600, 26760, 27429, 29110, 31666, 33450, 34932, 36572, 42600, 43665, 44600, 45715, 47499, 54858, 58220, 63332, 66900, 69864, 72775, 73144, 79165, 87330, 91430, 94998, 109716, 116440, 126664, 133800, 137145, 145550, 158330, 174660, 182860, 189996, 218325, 219432, 228575, 237495, 274290, 291100, 316660, 349320, 365720, 379992, 395825, 436650, 457150, 474990, 548580, 582200, 633320, 649153, 685725, 791650, 873300, 914300, 949980, 1097160, 1187475, 1298306, 1371450, 1583300, 1746600, 1828600, 1899960, 1947459, 2374950, 2596612, 2742900, 3166600, 3245765, 3894918, 4749900, 5193224, 5485800, 6491530, 7789836, 9499800, 9737295, 12983060, 15579672, 16228825, 19474590, 25966120, 32457650, 38949180, 48686475, 64915300, 77898360, 97372950, 129830600, 194745900, 389491800]

約数ペア:

[(1, 389491800), (2, 194745900), (3, 129830600), (4, 97372950), (5, 77898360), (6, 64915300), (8, 48686475), (10, 38949180), (12, 32457650), (15, 25966120), (20, 19474590), (24, 16228825), (25, 15579672), (30, 12983060), (40, 9737295), (41, 9499800), (50, 7789836), (60, 6491530), (71, 5485800), (75, 5193224), (82, 4749900), (100, 3894918), (120, 3245765), (123, 3166600), (142, 2742900), (150, 2596612), (164, 2374950), (200, 1947459), (205, 1899960), (213, 1828600), (223, 1746600), (246, 1583300), (284, 1371450), (300, 1298306), (328, 1187475), (355, 1097160), (410, 949980), (426, 914300), (446, 873300), (492, 791650), (568, 685725), (600, 649153), (615, 633320), (669, 582200), (710, 548580), (820, 474990), (852, 457150), (892, 436650), (984, 395825), (1025, 379992), (1065, 365720), (1115, 349320), (1230, 316660), (1338, 291100), (1420, 274290), (1640, 237495), (1704, 228575), (1775, 219432), (1784, 218325), (2050, 189996), (2130, 182860), (2230, 174660), (2460, 158330), (2676, 145550), (2840, 137145), (2911, 133800), (3075, 126664), (3345, 116440), (3550, 109716), (4100, 94998), (4260, 91430), (4460, 87330), (4920, 79165), (5325, 73144), (5352, 72775), (5575, 69864), (5822, 66900), (6150, 63332), (6690, 58220), (7100, 54858), (8200, 47499), (8520, 45715), (8733, 44600), (8920, 43665), (9143, 42600), (10650, 36572), (11150, 34932), (11644, 33450), (12300, 31666), (13380, 29110), (14200, 27429), (14555, 26760), (15833, 24600), (16725, 23288), (17466, 22300), (18286, 21300)]