31655910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 91736064

約数和(自身を除く): 60080154

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 47, 55, 65, 66, 78, 94, 110, 130, 141, 143, 157, 165, 195, 235, 282, 286, 314, 330, 390, 429, 470, 471, 517, 611, 705, 715, 785, 858, 942, 1034, 1222, 1410, 1430, 1551, 1570, 1727, 1833, 2041, 2145, 2355, 2585, 3055, 3102, 3454, 3666, 4082, 4290, 4710, 5170, 5181, 6110, 6123, 6721, 7379, 7755, 8635, 9165, 10205, 10362, 12246, 13442, 14758, 15510, 17270, 18330, 20163, 20410, 22137, 22451, 25905, 30615, 33605, 36895, 40326, 44274, 44902, 51810, 61230, 67210, 67353, 73790, 81169, 95927, 100815, 110685, 112255, 134706, 162338, 191854, 201630, 221370, 224510, 243507, 287781, 336765, 405845, 479635, 487014, 575562, 673530, 811690, 959270, 1055197, 1217535, 1438905, 2110394, 2435070, 2877810, 3165591, 5275985, 6331182, 10551970, 15827955, 31655910]

約数ペア:

[(1, 31655910), (2, 15827955), (3, 10551970), (5, 6331182), (6, 5275985), (10, 3165591), (11, 2877810), (13, 2435070), (15, 2110394), (22, 1438905), (26, 1217535), (30, 1055197), (33, 959270), (39, 811690), (47, 673530), (55, 575562), (65, 487014), (66, 479635), (78, 405845), (94, 336765), (110, 287781), (130, 243507), (141, 224510), (143, 221370), (157, 201630), (165, 191854), (195, 162338), (235, 134706), (282, 112255), (286, 110685), (314, 100815), (330, 95927), (390, 81169), (429, 73790), (470, 67353), (471, 67210), (517, 61230), (611, 51810), (705, 44902), (715, 44274), (785, 40326), (858, 36895), (942, 33605), (1034, 30615), (1222, 25905), (1410, 22451), (1430, 22137), (1551, 20410), (1570, 20163), (1727, 18330), (1833, 17270), (2041, 15510), (2145, 14758), (2355, 13442), (2585, 12246), (3055, 10362), (3102, 10205), (3454, 9165), (3666, 8635), (4082, 7755), (4290, 7379), (4710, 6721), (5170, 6123), (5181, 6110)]