200921640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{98491}}^1$

素因数の和:98522

約数の個数: 64

約数和(自身を含む): 638228160

約数和(自身を除く): 437306520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 98491, 196982, 295473, 393964, 492455, 590946, 787928, 984910, 1181892, 1477365, 1674347, 1969820, 2363784, 2954730, 3348694, 3939640, 5023041, 5909460, 6697388, 8371735, 10046082, 11818920, 13394776, 16743470, 20092164, 25115205, 33486940, 40184328, 50230410, 66973880, 100460820, 200921640]

約数ペア:

[(1, 200921640), (2, 100460820), (3, 66973880), (4, 50230410), (5, 40184328), (6, 33486940), (8, 25115205), (10, 20092164), (12, 16743470), (15, 13394776), (17, 11818920), (20, 10046082), (24, 8371735), (30, 6697388), (34, 5909460), (40, 5023041), (51, 3939640), (60, 3348694), (68, 2954730), (85, 2363784), (102, 1969820), (120, 1674347), (136, 1477365), (170, 1181892), (204, 984910), (255, 787928), (340, 590946), (408, 492455), (510, 393964), (680, 295473), (1020, 196982), (2040, 98491)]