201999060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{18397}}^1$

素因数の和:18473

約数の個数: 72

約数和(自身を含む): 622809096

約数和(自身を除く): 420810036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 18397, 36794, 55191, 73588, 91985, 110382, 165573, 183970, 220764, 275955, 331146, 367940, 551910, 662292, 827865, 1103820, 1122217, 1655730, 2244434, 3311460, 3366651, 4488868, 5611085, 6733302, 10099953, 11222170, 13466604, 16833255, 20199906, 22444340, 33666510, 40399812, 50499765, 67333020, 100999530, 201999060]

約数ペア:

[(1, 201999060), (2, 100999530), (3, 67333020), (4, 50499765), (5, 40399812), (6, 33666510), (9, 22444340), (10, 20199906), (12, 16833255), (15, 13466604), (18, 11222170), (20, 10099953), (30, 6733302), (36, 5611085), (45, 4488868), (60, 3366651), (61, 3311460), (90, 2244434), (122, 1655730), (180, 1122217), (183, 1103820), (244, 827865), (305, 662292), (366, 551910), (549, 367940), (610, 331146), (732, 275955), (915, 220764), (1098, 183970), (1220, 165573), (1830, 110382), (2196, 91985), (2745, 73588), (3660, 55191), (5490, 36794), (10980, 18397)]