31694520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1847}}^1$

素因数の和:1885

約数の個数: 128

約数和(自身を含む): 111767040

約数和(自身を除く): 80072520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 1847, 2145, 2860, 3432, 3694, 4290, 5541, 5720, 7388, 8580, 9235, 11082, 14776, 17160, 18470, 20317, 22164, 24011, 27705, 36940, 40634, 44328, 48022, 55410, 60951, 72033, 73880, 81268, 96044, 101585, 110820, 120055, 121902, 144066, 162536, 192088, 203170, 221640, 240110, 243804, 264121, 288132, 304755, 360165, 406340, 480220, 487608, 528242, 576264, 609510, 720330, 792363, 812680, 960440, 1056484, 1219020, 1320605, 1440660, 1584726, 2112968, 2438040, 2641210, 2881320, 3169452, 3961815, 5282420, 6338904, 7923630, 10564840, 15847260, 31694520]

約数ペア:

[(1, 31694520), (2, 15847260), (3, 10564840), (4, 7923630), (5, 6338904), (6, 5282420), (8, 3961815), (10, 3169452), (11, 2881320), (12, 2641210), (13, 2438040), (15, 2112968), (20, 1584726), (22, 1440660), (24, 1320605), (26, 1219020), (30, 1056484), (33, 960440), (39, 812680), (40, 792363), (44, 720330), (52, 609510), (55, 576264), (60, 528242), (65, 487608), (66, 480220), (78, 406340), (88, 360165), (104, 304755), (110, 288132), (120, 264121), (130, 243804), (132, 240110), (143, 221640), (156, 203170), (165, 192088), (195, 162536), (220, 144066), (260, 121902), (264, 120055), (286, 110820), (312, 101585), (330, 96044), (390, 81268), (429, 73880), (440, 72033), (520, 60951), (572, 55410), (660, 48022), (715, 44328), (780, 40634), (858, 36940), (1144, 27705), (1320, 24011), (1430, 22164), (1560, 20317), (1716, 18470), (1847, 17160), (2145, 14776), (2860, 11082), (3432, 9235), (3694, 8580), (4290, 7388), (5541, 5720)]