209941320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:727

約数の個数: 128

約数和(自身を含む): 655361280

約数和(自身を除く): 445419960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 71, 82, 120, 123, 142, 164, 205, 213, 246, 284, 328, 355, 410, 426, 492, 568, 601, 615, 710, 820, 852, 984, 1065, 1202, 1230, 1420, 1640, 1704, 1803, 2130, 2404, 2460, 2840, 2911, 3005, 3606, 4260, 4808, 4920, 5822, 6010, 7212, 8520, 8733, 9015, 11644, 12020, 14424, 14555, 17466, 18030, 23288, 24040, 24641, 29110, 34932, 36060, 42671, 43665, 49282, 58220, 69864, 72120, 73923, 85342, 87330, 98564, 116440, 123205, 128013, 147846, 170684, 174660, 197128, 213355, 246410, 256026, 295692, 341368, 349320, 369615, 426710, 492820, 512052, 591384, 640065, 739230, 853420, 985640, 1024104, 1280130, 1478460, 1706840, 1749511, 2560260, 2956920, 3499022, 5120520, 5248533, 6998044, 8747555, 10497066, 13996088, 17495110, 20994132, 26242665, 34990220, 41988264, 52485330, 69980440, 104970660, 209941320]

約数ペア:

[(1, 209941320), (2, 104970660), (3, 69980440), (4, 52485330), (5, 41988264), (6, 34990220), (8, 26242665), (10, 20994132), (12, 17495110), (15, 13996088), (20, 10497066), (24, 8747555), (30, 6998044), (40, 5248533), (41, 5120520), (60, 3499022), (71, 2956920), (82, 2560260), (120, 1749511), (123, 1706840), (142, 1478460), (164, 1280130), (205, 1024104), (213, 985640), (246, 853420), (284, 739230), (328, 640065), (355, 591384), (410, 512052), (426, 492820), (492, 426710), (568, 369615), (601, 349320), (615, 341368), (710, 295692), (820, 256026), (852, 246410), (984, 213355), (1065, 197128), (1202, 174660), (1230, 170684), (1420, 147846), (1640, 128013), (1704, 123205), (1803, 116440), (2130, 98564), (2404, 87330), (2460, 85342), (2840, 73923), (2911, 72120), (3005, 69864), (3606, 58220), (4260, 49282), (4808, 43665), (4920, 42671), (5822, 36060), (6010, 34932), (7212, 29110), (8520, 24641), (8733, 24040), (9015, 23288), (11644, 18030), (12020, 17466), (14424, 14555)]