426865360

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{359}}^1$

素因数の和:628

約数の個数: 80

約数和(自身を含む): 1012435200

約数和(自身を除く): 585569840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 167, 178, 334, 356, 359, 445, 668, 712, 718, 835, 890, 1336, 1424, 1436, 1670, 1780, 1795, 2672, 2872, 3340, 3560, 3590, 5744, 6680, 7120, 7180, 13360, 14360, 14863, 28720, 29726, 31951, 59452, 59953, 63902, 74315, 118904, 119906, 127804, 148630, 159755, 237808, 239812, 255608, 297260, 299765, 319510, 479624, 511216, 594520, 599530, 639020, 959248, 1189040, 1199060, 1278040, 2398120, 2556080, 4796240, 5335817, 10671634, 21343268, 26679085, 42686536, 53358170, 85373072, 106716340, 213432680, 426865360]

約数ペア:

[(1, 426865360), (2, 213432680), (4, 106716340), (5, 85373072), (8, 53358170), (10, 42686536), (16, 26679085), (20, 21343268), (40, 10671634), (80, 5335817), (89, 4796240), (167, 2556080), (178, 2398120), (334, 1278040), (356, 1199060), (359, 1189040), (445, 959248), (668, 639020), (712, 599530), (718, 594520), (835, 511216), (890, 479624), (1336, 319510), (1424, 299765), (1436, 297260), (1670, 255608), (1780, 239812), (1795, 237808), (2672, 159755), (2872, 148630), (3340, 127804), (3560, 119906), (3590, 118904), (5744, 74315), (6680, 63902), (7120, 59953), (7180, 59452), (13360, 31951), (14360, 29726), (14863, 28720)]