31170880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 112

約数和(自身を含む): 81930240

約数和(自身を除く): 50759360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 80, 104, 118, 127, 130, 160, 208, 236, 254, 260, 295, 320, 416, 472, 508, 520, 590, 635, 767, 832, 944, 1016, 1040, 1180, 1270, 1534, 1651, 1888, 2032, 2080, 2360, 2540, 3068, 3302, 3776, 3835, 4064, 4160, 4720, 5080, 6136, 6604, 7493, 7670, 8128, 8255, 9440, 10160, 12272, 13208, 14986, 15340, 16510, 18880, 20320, 24544, 26416, 29972, 30680, 33020, 37465, 40640, 49088, 52832, 59944, 61360, 66040, 74930, 97409, 105664, 119888, 122720, 132080, 149860, 194818, 239776, 245440, 264160, 299720, 389636, 479552, 487045, 528320, 599440, 779272, 974090, 1198880, 1558544, 1948180, 2397760, 3117088, 3896360, 6234176, 7792720, 15585440, 31170880]

約数ペア:

[(1, 31170880), (2, 15585440), (4, 7792720), (5, 6234176), (8, 3896360), (10, 3117088), (13, 2397760), (16, 1948180), (20, 1558544), (26, 1198880), (32, 974090), (40, 779272), (52, 599440), (59, 528320), (64, 487045), (65, 479552), (80, 389636), (104, 299720), (118, 264160), (127, 245440), (130, 239776), (160, 194818), (208, 149860), (236, 132080), (254, 122720), (260, 119888), (295, 105664), (320, 97409), (416, 74930), (472, 66040), (508, 61360), (520, 59944), (590, 52832), (635, 49088), (767, 40640), (832, 37465), (944, 33020), (1016, 30680), (1040, 29972), (1180, 26416), (1270, 24544), (1534, 20320), (1651, 18880), (1888, 16510), (2032, 15340), (2080, 14986), (2360, 13208), (2540, 12272), (3068, 10160), (3302, 9440), (3776, 8255), (3835, 8128), (4064, 7670), (4160, 7493), (4720, 6604), (5080, 6136)]