31302960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:235

約数の個数: 160

約数和(自身を含む): 106659840

約数和(自身を除く): 75356880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 79, 80, 104, 120, 127, 130, 156, 158, 195, 208, 237, 240, 254, 260, 312, 316, 381, 390, 395, 474, 508, 520, 624, 632, 635, 762, 780, 790, 948, 1016, 1027, 1040, 1185, 1264, 1270, 1524, 1560, 1580, 1651, 1896, 1905, 2032, 2054, 2370, 2540, 3048, 3081, 3120, 3160, 3302, 3792, 3810, 4108, 4740, 4953, 5080, 5135, 6096, 6162, 6320, 6604, 7620, 8216, 8255, 9480, 9906, 10033, 10160, 10270, 12324, 13208, 15240, 15405, 16432, 16510, 18960, 19812, 20066, 20540, 24648, 24765, 26416, 30099, 30480, 30810, 33020, 39624, 40132, 41080, 49296, 49530, 50165, 60198, 61620, 66040, 79248, 80264, 82160, 99060, 100330, 120396, 123240, 130429, 132080, 150495, 160528, 198120, 200660, 240792, 246480, 260858, 300990, 391287, 396240, 401320, 481584, 521716, 601980, 652145, 782574, 802640, 1043432, 1203960, 1304290, 1565148, 1956435, 2086864, 2407920, 2608580, 3130296, 3912870, 5217160, 6260592, 7825740, 10434320, 15651480, 31302960]

約数ペア:

[(1, 31302960), (2, 15651480), (3, 10434320), (4, 7825740), (5, 6260592), (6, 5217160), (8, 3912870), (10, 3130296), (12, 2608580), (13, 2407920), (15, 2086864), (16, 1956435), (20, 1565148), (24, 1304290), (26, 1203960), (30, 1043432), (39, 802640), (40, 782574), (48, 652145), (52, 601980), (60, 521716), (65, 481584), (78, 401320), (79, 396240), (80, 391287), (104, 300990), (120, 260858), (127, 246480), (130, 240792), (156, 200660), (158, 198120), (195, 160528), (208, 150495), (237, 132080), (240, 130429), (254, 123240), (260, 120396), (312, 100330), (316, 99060), (381, 82160), (390, 80264), (395, 79248), (474, 66040), (508, 61620), (520, 60198), (624, 50165), (632, 49530), (635, 49296), (762, 41080), (780, 40132), (790, 39624), (948, 33020), (1016, 30810), (1027, 30480), (1040, 30099), (1185, 26416), (1264, 24765), (1270, 24648), (1524, 20540), (1560, 20066), (1580, 19812), (1651, 18960), (1896, 16510), (1905, 16432), (2032, 15405), (2054, 15240), (2370, 13208), (2540, 12324), (3048, 10270), (3081, 10160), (3120, 10033), (3160, 9906), (3302, 9480), (3792, 8255), (3810, 8216), (4108, 7620), (4740, 6604), (4953, 6320), (5080, 6162), (5135, 6096)]