31538040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2953}}^1$

素因数の和:3056

約数の個数: 64

約数和(自身を含む): 95709600

約数和(自身を除く): 64171560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 2953, 3560, 5340, 5906, 8859, 10680, 11812, 14765, 17718, 23624, 29530, 35436, 44295, 59060, 70872, 88590, 118120, 177180, 262817, 354360, 525634, 788451, 1051268, 1314085, 1576902, 2102536, 2628170, 3153804, 3942255, 5256340, 6307608, 7884510, 10512680, 15769020, 31538040]

約数ペア:

[(1, 31538040), (2, 15769020), (3, 10512680), (4, 7884510), (5, 6307608), (6, 5256340), (8, 3942255), (10, 3153804), (12, 2628170), (15, 2102536), (20, 1576902), (24, 1314085), (30, 1051268), (40, 788451), (60, 525634), (89, 354360), (120, 262817), (178, 177180), (267, 118120), (356, 88590), (445, 70872), (534, 59060), (712, 44295), (890, 35436), (1068, 29530), (1335, 23624), (1780, 17718), (2136, 14765), (2670, 11812), (2953, 10680), (3560, 8859), (5340, 5906)]