31190340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 92574720

約数和(自身を除く): 61384380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 60, 62, 82, 93, 123, 124, 155, 164, 186, 205, 246, 310, 372, 409, 410, 465, 492, 615, 620, 818, 820, 930, 1227, 1230, 1271, 1636, 1860, 2045, 2454, 2460, 2542, 3813, 4090, 4908, 5084, 6135, 6355, 7626, 8180, 12270, 12679, 12710, 15252, 16769, 19065, 24540, 25358, 25420, 33538, 38037, 38130, 50307, 50716, 63395, 67076, 76074, 76260, 83845, 100614, 126790, 152148, 167690, 190185, 201228, 251535, 253580, 335380, 380370, 503070, 519839, 760740, 1006140, 1039678, 1559517, 2079356, 2599195, 3119034, 5198390, 6238068, 7797585, 10396780, 15595170, 31190340]

約数ペア:

[(1, 31190340), (2, 15595170), (3, 10396780), (4, 7797585), (5, 6238068), (6, 5198390), (10, 3119034), (12, 2599195), (15, 2079356), (20, 1559517), (30, 1039678), (31, 1006140), (41, 760740), (60, 519839), (62, 503070), (82, 380370), (93, 335380), (123, 253580), (124, 251535), (155, 201228), (164, 190185), (186, 167690), (205, 152148), (246, 126790), (310, 100614), (372, 83845), (409, 76260), (410, 76074), (465, 67076), (492, 63395), (615, 50716), (620, 50307), (818, 38130), (820, 38037), (930, 33538), (1227, 25420), (1230, 25358), (1271, 24540), (1636, 19065), (1860, 16769), (2045, 15252), (2454, 12710), (2460, 12679), (2542, 12270), (3813, 8180), (4090, 7626), (4908, 6355), (5084, 6135)]