173680520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17579}}^1$

素因数の和:17622

約数の個数: 64

約数和(自身を含む): 443016000

約数和(自身を除く): 269335480

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 17579, 35158, 70316, 87895, 140632, 175790, 228527, 334001, 351580, 457054, 668002, 703160, 914108, 1142635, 1336004, 1670005, 1828216, 2285270, 2672008, 3340010, 4342013, 4570540, 6680020, 8684026, 9141080, 13360040, 17368052, 21710065, 34736104, 43420130, 86840260, 173680520]

約数ペア:

[(1, 173680520), (2, 86840260), (4, 43420130), (5, 34736104), (8, 21710065), (10, 17368052), (13, 13360040), (19, 9141080), (20, 8684026), (26, 6680020), (38, 4570540), (40, 4342013), (52, 3340010), (65, 2672008), (76, 2285270), (95, 1828216), (104, 1670005), (130, 1336004), (152, 1142635), (190, 914108), (247, 703160), (260, 668002), (380, 457054), (494, 351580), (520, 334001), (760, 228527), (988, 175790), (1235, 140632), (1976, 87895), (2470, 70316), (4940, 35158), (9880, 17579)]