378789440

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{20063}}^1$

素因数の和:20139

約数の個数: 56

約数和(自身を含む): 917326080

約数和(自身を除く): 538536640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 160, 236, 295, 320, 472, 590, 944, 1180, 1888, 2360, 3776, 4720, 9440, 18880, 20063, 40126, 80252, 100315, 160504, 200630, 321008, 401260, 642016, 802520, 1183717, 1284032, 1605040, 2367434, 3210080, 4734868, 5918585, 6420160, 9469736, 11837170, 18939472, 23674340, 37878944, 47348680, 75757888, 94697360, 189394720, 378789440]

約数ペア:

[(1, 378789440), (2, 189394720), (4, 94697360), (5, 75757888), (8, 47348680), (10, 37878944), (16, 23674340), (20, 18939472), (32, 11837170), (40, 9469736), (59, 6420160), (64, 5918585), (80, 4734868), (118, 3210080), (160, 2367434), (236, 1605040), (295, 1284032), (320, 1183717), (472, 802520), (590, 642016), (944, 401260), (1180, 321008), (1888, 200630), (2360, 160504), (3776, 100315), (4720, 80252), (9440, 40126), (18880, 20063)]