31060440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{239}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 106984800

約数和(自身を除く): 75924360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 239, 285, 342, 360, 361, 380, 456, 478, 570, 684, 717, 722, 760, 855, 956, 1083, 1140, 1195, 1368, 1434, 1444, 1710, 1805, 1912, 2151, 2166, 2280, 2390, 2868, 2888, 3249, 3420, 3585, 3610, 4302, 4332, 4541, 4780, 5415, 5736, 6498, 6840, 7170, 7220, 8604, 8664, 9082, 9560, 10755, 10830, 12996, 13623, 14340, 14440, 16245, 17208, 18164, 21510, 21660, 22705, 25992, 27246, 28680, 32490, 36328, 40869, 43020, 43320, 45410, 54492, 64980, 68115, 81738, 86040, 86279, 90820, 108984, 129960, 136230, 163476, 172558, 181640, 204345, 258837, 272460, 326952, 345116, 408690, 431395, 517674, 544920, 690232, 776511, 817380, 862790, 1035348, 1294185, 1553022, 1634760, 1725580, 2070696, 2588370, 3106044, 3451160, 3882555, 5176740, 6212088, 7765110, 10353480, 15530220, 31060440]

約数ペア:

[(1, 31060440), (2, 15530220), (3, 10353480), (4, 7765110), (5, 6212088), (6, 5176740), (8, 3882555), (9, 3451160), (10, 3106044), (12, 2588370), (15, 2070696), (18, 1725580), (19, 1634760), (20, 1553022), (24, 1294185), (30, 1035348), (36, 862790), (38, 817380), (40, 776511), (45, 690232), (57, 544920), (60, 517674), (72, 431395), (76, 408690), (90, 345116), (95, 326952), (114, 272460), (120, 258837), (152, 204345), (171, 181640), (180, 172558), (190, 163476), (228, 136230), (239, 129960), (285, 108984), (342, 90820), (360, 86279), (361, 86040), (380, 81738), (456, 68115), (478, 64980), (570, 54492), (684, 45410), (717, 43320), (722, 43020), (760, 40869), (855, 36328), (956, 32490), (1083, 28680), (1140, 27246), (1195, 25992), (1368, 22705), (1434, 21660), (1444, 21510), (1710, 18164), (1805, 17208), (1912, 16245), (2151, 14440), (2166, 14340), (2280, 13623), (2390, 12996), (2868, 10830), (2888, 10755), (3249, 9560), (3420, 9082), (3585, 8664), (3610, 8604), (4302, 7220), (4332, 7170), (4541, 6840), (4780, 6498), (5415, 5736)]