31813320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{313}}^1$

素因数の和:356

約数の個数: 192

約数和(自身を含む): 120274560

約数和(自身を除く): 88461240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 140, 154, 165, 168, 210, 220, 231, 242, 264, 280, 308, 313, 330, 363, 385, 420, 440, 462, 484, 605, 616, 626, 660, 726, 770, 840, 847, 924, 939, 968, 1155, 1210, 1252, 1320, 1452, 1540, 1565, 1694, 1815, 1848, 1878, 2191, 2310, 2420, 2504, 2541, 2904, 3080, 3130, 3388, 3443, 3630, 3756, 4235, 4382, 4620, 4695, 4840, 5082, 6260, 6573, 6776, 6886, 7260, 7512, 8470, 8764, 9240, 9390, 10164, 10329, 10955, 12520, 12705, 13146, 13772, 14520, 16940, 17215, 17528, 18780, 20328, 20658, 21910, 24101, 25410, 26292, 27544, 32865, 33880, 34430, 37560, 37873, 41316, 43820, 48202, 50820, 51645, 52584, 65730, 68860, 72303, 75746, 82632, 87640, 96404, 101640, 103290, 113619, 120505, 131460, 137720, 144606, 151492, 189365, 192808, 206580, 227238, 241010, 262920, 265111, 289212, 302984, 361515, 378730, 413160, 454476, 482020, 530222, 568095, 578424, 723030, 757460, 795333, 908952, 964040, 1060444, 1136190, 1325555, 1446060, 1514920, 1590666, 2120888, 2272380, 2651110, 2892120, 3181332, 3976665, 4544760, 5302220, 6362664, 7953330, 10604440, 15906660, 31813320]

約数ペア:

[(1, 31813320), (2, 15906660), (3, 10604440), (4, 7953330), (5, 6362664), (6, 5302220), (7, 4544760), (8, 3976665), (10, 3181332), (11, 2892120), (12, 2651110), (14, 2272380), (15, 2120888), (20, 1590666), (21, 1514920), (22, 1446060), (24, 1325555), (28, 1136190), (30, 1060444), (33, 964040), (35, 908952), (40, 795333), (42, 757460), (44, 723030), (55, 578424), (56, 568095), (60, 530222), (66, 482020), (70, 454476), (77, 413160), (84, 378730), (88, 361515), (105, 302984), (110, 289212), (120, 265111), (121, 262920), (132, 241010), (140, 227238), (154, 206580), (165, 192808), (168, 189365), (210, 151492), (220, 144606), (231, 137720), (242, 131460), (264, 120505), (280, 113619), (308, 103290), (313, 101640), (330, 96404), (363, 87640), (385, 82632), (420, 75746), (440, 72303), (462, 68860), (484, 65730), (605, 52584), (616, 51645), (626, 50820), (660, 48202), (726, 43820), (770, 41316), (840, 37873), (847, 37560), (924, 34430), (939, 33880), (968, 32865), (1155, 27544), (1210, 26292), (1252, 25410), (1320, 24101), (1452, 21910), (1540, 20658), (1565, 20328), (1694, 18780), (1815, 17528), (1848, 17215), (1878, 16940), (2191, 14520), (2310, 13772), (2420, 13146), (2504, 12705), (2541, 12520), (2904, 10955), (3080, 10329), (3130, 10164), (3388, 9390), (3443, 9240), (3630, 8764), (3756, 8470), (4235, 7512), (4382, 7260), (4620, 6886), (4695, 6776), (4840, 6573), (5082, 6260)]