320323640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{88001}}^1$

素因数の和:88032

約数の個数: 64

約数和(自身を含む): 887060160

約数和(自身を除く): 566736520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 88001, 176002, 352004, 440005, 616007, 704008, 880010, 1144013, 1232014, 1760020, 2288026, 2464028, 3080035, 3520040, 4576052, 4928056, 5720065, 6160070, 8008091, 9152104, 11440130, 12320140, 16016182, 22880260, 24640280, 32032364, 40040455, 45760520, 64064728, 80080910, 160161820, 320323640]

約数ペア:

[(1, 320323640), (2, 160161820), (4, 80080910), (5, 64064728), (7, 45760520), (8, 40040455), (10, 32032364), (13, 24640280), (14, 22880260), (20, 16016182), (26, 12320140), (28, 11440130), (35, 9152104), (40, 8008091), (52, 6160070), (56, 5720065), (65, 4928056), (70, 4576052), (91, 3520040), (104, 3080035), (130, 2464028), (140, 2288026), (182, 1760020), (260, 1232014), (280, 1144013), (364, 880010), (455, 704008), (520, 616007), (728, 440005), (910, 352004), (1820, 176002), (3640, 88001)]