31124340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 104203008

約数和(自身を除く): 73078668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 283, 390, 423, 468, 470, 564, 566, 585, 611, 705, 780, 846, 849, 940, 1132, 1170, 1222, 1410, 1415, 1692, 1698, 1833, 2115, 2340, 2444, 2547, 2820, 2830, 3055, 3396, 3666, 3679, 4230, 4245, 5094, 5499, 5660, 6110, 7332, 7358, 8460, 8490, 9165, 10188, 10998, 11037, 12220, 12735, 13301, 14716, 16980, 18330, 18395, 21996, 22074, 25470, 26602, 27495, 33111, 36660, 36790, 39903, 44148, 50940, 53204, 54990, 55185, 66222, 66505, 73580, 79806, 109980, 110370, 119709, 132444, 133010, 159612, 165555, 172913, 199515, 220740, 239418, 266020, 331110, 345826, 399030, 478836, 518739, 598545, 662220, 691652, 798060, 864565, 1037478, 1197090, 1556217, 1729130, 2074956, 2394180, 2593695, 3112434, 3458260, 5187390, 6224868, 7781085, 10374780, 15562170, 31124340]

約数ペア:

[(1, 31124340), (2, 15562170), (3, 10374780), (4, 7781085), (5, 6224868), (6, 5187390), (9, 3458260), (10, 3112434), (12, 2593695), (13, 2394180), (15, 2074956), (18, 1729130), (20, 1556217), (26, 1197090), (30, 1037478), (36, 864565), (39, 798060), (45, 691652), (47, 662220), (52, 598545), (60, 518739), (65, 478836), (78, 399030), (90, 345826), (94, 331110), (117, 266020), (130, 239418), (141, 220740), (156, 199515), (180, 172913), (188, 165555), (195, 159612), (234, 133010), (235, 132444), (260, 119709), (282, 110370), (283, 109980), (390, 79806), (423, 73580), (468, 66505), (470, 66222), (564, 55185), (566, 54990), (585, 53204), (611, 50940), (705, 44148), (780, 39903), (846, 36790), (849, 36660), (940, 33111), (1132, 27495), (1170, 26602), (1222, 25470), (1410, 22074), (1415, 21996), (1692, 18395), (1698, 18330), (1833, 16980), (2115, 14716), (2340, 13301), (2444, 12735), (2547, 12220), (2820, 11037), (2830, 10998), (3055, 10188), (3396, 9165), (3666, 8490), (3679, 8460), (4230, 7358), (4245, 7332), (5094, 6110), (5499, 5660)]