31551960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 192

約数和(自身を含む): 108591840

約数和(自身を除く): 77039880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 53, 55, 60, 66, 82, 88, 106, 110, 120, 121, 123, 132, 159, 164, 165, 205, 212, 220, 242, 246, 264, 265, 318, 328, 330, 363, 410, 424, 440, 451, 484, 492, 530, 583, 605, 615, 636, 660, 726, 795, 820, 902, 968, 984, 1060, 1166, 1210, 1230, 1272, 1320, 1353, 1452, 1590, 1640, 1749, 1804, 1815, 2120, 2173, 2255, 2332, 2420, 2460, 2706, 2904, 2915, 3180, 3498, 3608, 3630, 4346, 4510, 4664, 4840, 4920, 4961, 5412, 5830, 6360, 6413, 6519, 6765, 6996, 7260, 8692, 8745, 9020, 9922, 10824, 10865, 11660, 12826, 13038, 13530, 13992, 14520, 14883, 17384, 17490, 18040, 19239, 19844, 21730, 23320, 23903, 24805, 25652, 26076, 27060, 29766, 32065, 32595, 34980, 38478, 39688, 43460, 47806, 49610, 51304, 52152, 54120, 59532, 64130, 65190, 69960, 71709, 74415, 76956, 86920, 95612, 96195, 99220, 119064, 119515, 128260, 130380, 143418, 148830, 153912, 191224, 192390, 198440, 239030, 256520, 260760, 262933, 286836, 297660, 358545, 384780, 478060, 525866, 573672, 595320, 717090, 769560, 788799, 956120, 1051732, 1314665, 1434180, 1577598, 2103464, 2629330, 2868360, 3155196, 3943995, 5258660, 6310392, 7887990, 10517320, 15775980, 31551960]

約数ペア:

[(1, 31551960), (2, 15775980), (3, 10517320), (4, 7887990), (5, 6310392), (6, 5258660), (8, 3943995), (10, 3155196), (11, 2868360), (12, 2629330), (15, 2103464), (20, 1577598), (22, 1434180), (24, 1314665), (30, 1051732), (33, 956120), (40, 788799), (41, 769560), (44, 717090), (53, 595320), (55, 573672), (60, 525866), (66, 478060), (82, 384780), (88, 358545), (106, 297660), (110, 286836), (120, 262933), (121, 260760), (123, 256520), (132, 239030), (159, 198440), (164, 192390), (165, 191224), (205, 153912), (212, 148830), (220, 143418), (242, 130380), (246, 128260), (264, 119515), (265, 119064), (318, 99220), (328, 96195), (330, 95612), (363, 86920), (410, 76956), (424, 74415), (440, 71709), (451, 69960), (484, 65190), (492, 64130), (530, 59532), (583, 54120), (605, 52152), (615, 51304), (636, 49610), (660, 47806), (726, 43460), (795, 39688), (820, 38478), (902, 34980), (968, 32595), (984, 32065), (1060, 29766), (1166, 27060), (1210, 26076), (1230, 25652), (1272, 24805), (1320, 23903), (1353, 23320), (1452, 21730), (1590, 19844), (1640, 19239), (1749, 18040), (1804, 17490), (1815, 17384), (2120, 14883), (2173, 14520), (2255, 13992), (2332, 13530), (2420, 13038), (2460, 12826), (2706, 11660), (2904, 10865), (2915, 10824), (3180, 9922), (3498, 9020), (3608, 8745), (3630, 8692), (4346, 7260), (4510, 6996), (4664, 6765), (4840, 6519), (4920, 6413), (4961, 6360), (5412, 5830)]