31966740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:766

約数の個数: 144

約数和(自身を含む): 110073600

約数和(自身を除く): 78106860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 719, 741, 780, 855, 988, 1140, 1170, 1235, 1438, 1482, 1710, 2157, 2223, 2340, 2470, 2876, 2964, 3420, 3595, 3705, 4314, 4446, 4940, 6471, 7190, 7410, 8628, 8892, 9347, 10785, 11115, 12942, 13661, 14380, 14820, 18694, 21570, 22230, 25884, 27322, 28041, 32355, 37388, 40983, 43140, 44460, 46735, 54644, 56082, 64710, 68305, 81966, 84123, 93470, 112164, 122949, 129420, 136610, 140205, 163932, 168246, 177593, 186940, 204915, 245898, 273220, 280410, 336492, 355186, 409830, 420615, 491796, 532779, 560820, 614745, 710372, 819660, 841230, 887965, 1065558, 1229490, 1598337, 1682460, 1775930, 2131116, 2458980, 2663895, 3196674, 3551860, 5327790, 6393348, 7991685, 10655580, 15983370, 31966740]

約数ペア:

[(1, 31966740), (2, 15983370), (3, 10655580), (4, 7991685), (5, 6393348), (6, 5327790), (9, 3551860), (10, 3196674), (12, 2663895), (13, 2458980), (15, 2131116), (18, 1775930), (19, 1682460), (20, 1598337), (26, 1229490), (30, 1065558), (36, 887965), (38, 841230), (39, 819660), (45, 710372), (52, 614745), (57, 560820), (60, 532779), (65, 491796), (76, 420615), (78, 409830), (90, 355186), (95, 336492), (114, 280410), (117, 273220), (130, 245898), (156, 204915), (171, 186940), (180, 177593), (190, 168246), (195, 163932), (228, 140205), (234, 136610), (247, 129420), (260, 122949), (285, 112164), (342, 93470), (380, 84123), (390, 81966), (468, 68305), (494, 64710), (570, 56082), (585, 54644), (684, 46735), (719, 44460), (741, 43140), (780, 40983), (855, 37388), (988, 32355), (1140, 28041), (1170, 27322), (1235, 25884), (1438, 22230), (1482, 21570), (1710, 18694), (2157, 14820), (2223, 14380), (2340, 13661), (2470, 12942), (2876, 11115), (2964, 10785), (3420, 9347), (3595, 8892), (3705, 8628), (4314, 7410), (4446, 7190), (4940, 6471)]