31466760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:927

約数の個数: 128

約数和(自身を含む): 106202880

約数和(自身を除く): 74736120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 877, 897, 920, 1196, 1380, 1495, 1560, 1754, 1794, 2392, 2631, 2760, 2990, 3508, 3588, 4385, 4485, 5262, 5980, 7016, 7176, 8770, 8970, 10524, 11401, 11960, 13155, 17540, 17940, 20171, 21048, 22802, 26310, 34203, 35080, 35880, 40342, 45604, 52620, 57005, 60513, 68406, 80684, 91208, 100855, 105240, 114010, 121026, 136812, 161368, 171015, 201710, 228020, 242052, 262223, 273624, 302565, 342030, 403420, 456040, 484104, 524446, 605130, 684060, 786669, 806840, 1048892, 1210260, 1311115, 1368120, 1573338, 2097784, 2420520, 2622230, 3146676, 3933345, 5244460, 6293352, 7866690, 10488920, 15733380, 31466760]

約数ペア:

[(1, 31466760), (2, 15733380), (3, 10488920), (4, 7866690), (5, 6293352), (6, 5244460), (8, 3933345), (10, 3146676), (12, 2622230), (13, 2420520), (15, 2097784), (20, 1573338), (23, 1368120), (24, 1311115), (26, 1210260), (30, 1048892), (39, 806840), (40, 786669), (46, 684060), (52, 605130), (60, 524446), (65, 484104), (69, 456040), (78, 403420), (92, 342030), (104, 302565), (115, 273624), (120, 262223), (130, 242052), (138, 228020), (156, 201710), (184, 171015), (195, 161368), (230, 136812), (260, 121026), (276, 114010), (299, 105240), (312, 100855), (345, 91208), (390, 80684), (460, 68406), (520, 60513), (552, 57005), (598, 52620), (690, 45604), (780, 40342), (877, 35880), (897, 35080), (920, 34203), (1196, 26310), (1380, 22802), (1495, 21048), (1560, 20171), (1754, 17940), (1794, 17540), (2392, 13155), (2631, 11960), (2760, 11401), (2990, 10524), (3508, 8970), (3588, 8770), (4385, 7176), (4485, 7016), (5262, 5980)]