31815030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 86040864

約数和(自身を除く): 54225834

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 97, 130, 145, 174, 194, 195, 290, 291, 377, 390, 435, 485, 582, 754, 841, 870, 970, 1131, 1261, 1455, 1682, 1885, 2262, 2522, 2523, 2813, 2910, 3770, 3783, 4205, 5046, 5626, 5655, 6305, 7566, 8410, 8439, 10933, 11310, 12610, 12615, 14065, 16878, 18915, 21866, 25230, 28130, 32799, 36569, 37830, 42195, 54665, 65598, 73138, 81577, 84390, 109330, 109707, 163154, 163995, 182845, 219414, 244731, 327990, 365690, 407885, 489462, 548535, 815770, 1060501, 1097070, 1223655, 2121002, 2447310, 3181503, 5302505, 6363006, 10605010, 15907515, 31815030]

約数ペア:

[(1, 31815030), (2, 15907515), (3, 10605010), (5, 6363006), (6, 5302505), (10, 3181503), (13, 2447310), (15, 2121002), (26, 1223655), (29, 1097070), (30, 1060501), (39, 815770), (58, 548535), (65, 489462), (78, 407885), (87, 365690), (97, 327990), (130, 244731), (145, 219414), (174, 182845), (194, 163995), (195, 163154), (290, 109707), (291, 109330), (377, 84390), (390, 81577), (435, 73138), (485, 65598), (582, 54665), (754, 42195), (841, 37830), (870, 36569), (970, 32799), (1131, 28130), (1261, 25230), (1455, 21866), (1682, 18915), (1885, 16878), (2262, 14065), (2522, 12615), (2523, 12610), (2813, 11310), (2910, 10933), (3770, 8439), (3783, 8410), (4205, 7566), (5046, 6305), (5626, 5655)]