31048360

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 128

約数和(自身を含む): 85248000

約数和(自身を除く): 54199640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 73, 98, 124, 140, 146, 155, 196, 217, 245, 248, 280, 292, 310, 343, 365, 392, 434, 490, 511, 584, 620, 686, 730, 868, 980, 1022, 1085, 1240, 1372, 1460, 1519, 1715, 1736, 1960, 2044, 2170, 2263, 2555, 2744, 2920, 3038, 3430, 3577, 4088, 4340, 4526, 5110, 6076, 6860, 7154, 7595, 8680, 9052, 10220, 10633, 11315, 12152, 13720, 14308, 15190, 15841, 17885, 18104, 20440, 21266, 22630, 25039, 28616, 30380, 31682, 35770, 42532, 45260, 50078, 53165, 60760, 63364, 71540, 79205, 85064, 90520, 100156, 106330, 110887, 125195, 126728, 143080, 158410, 200312, 212660, 221774, 250390, 316820, 425320, 443548, 500780, 554435, 633640, 776209, 887096, 1001560, 1108870, 1552418, 2217740, 3104836, 3881045, 4435480, 6209672, 7762090, 15524180, 31048360]

約数ペア:

[(1, 31048360), (2, 15524180), (4, 7762090), (5, 6209672), (7, 4435480), (8, 3881045), (10, 3104836), (14, 2217740), (20, 1552418), (28, 1108870), (31, 1001560), (35, 887096), (40, 776209), (49, 633640), (56, 554435), (62, 500780), (70, 443548), (73, 425320), (98, 316820), (124, 250390), (140, 221774), (146, 212660), (155, 200312), (196, 158410), (217, 143080), (245, 126728), (248, 125195), (280, 110887), (292, 106330), (310, 100156), (343, 90520), (365, 85064), (392, 79205), (434, 71540), (490, 63364), (511, 60760), (584, 53165), (620, 50078), (686, 45260), (730, 42532), (868, 35770), (980, 31682), (1022, 30380), (1085, 28616), (1240, 25039), (1372, 22630), (1460, 21266), (1519, 20440), (1715, 18104), (1736, 17885), (1960, 15841), (2044, 15190), (2170, 14308), (2263, 13720), (2555, 12152), (2744, 11315), (2920, 10633), (3038, 10220), (3430, 9052), (3577, 8680), (4088, 7595), (4340, 7154), (4526, 6860), (5110, 6076)]