311343640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{5051}}^1$

素因数の和:5152

約数の個数: 64

約数和(自身を含む): 742037760

約数和(自身を除く): 430694120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 67, 92, 115, 134, 184, 230, 268, 335, 460, 536, 670, 920, 1340, 1541, 2680, 3082, 5051, 6164, 7705, 10102, 12328, 15410, 20204, 25255, 30820, 40408, 50510, 61640, 101020, 116173, 202040, 232346, 338417, 464692, 580865, 676834, 929384, 1161730, 1353668, 1692085, 2323460, 2707336, 3384170, 4646920, 6768340, 7783591, 13536680, 15567182, 31134364, 38917955, 62268728, 77835910, 155671820, 311343640]

約数ペア:

[(1, 311343640), (2, 155671820), (4, 77835910), (5, 62268728), (8, 38917955), (10, 31134364), (20, 15567182), (23, 13536680), (40, 7783591), (46, 6768340), (67, 4646920), (92, 3384170), (115, 2707336), (134, 2323460), (184, 1692085), (230, 1353668), (268, 1161730), (335, 929384), (460, 676834), (536, 580865), (670, 464692), (920, 338417), (1340, 232346), (1541, 202040), (2680, 116173), (3082, 101020), (5051, 61640), (6164, 50510), (7705, 40408), (10102, 30820), (12328, 25255), (15410, 20204)]