31916808

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 256

約数和(自身を含む): 117504000

約数和(自身を除く): 85587192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 19, 21, 22, 24, 27, 28, 33, 36, 38, 42, 44, 54, 56, 57, 63, 66, 72, 76, 77, 84, 88, 99, 101, 108, 114, 126, 132, 133, 152, 154, 168, 171, 189, 198, 202, 209, 216, 228, 231, 252, 264, 266, 297, 303, 308, 342, 378, 396, 399, 404, 418, 456, 462, 504, 513, 532, 594, 606, 616, 627, 684, 693, 707, 756, 792, 798, 808, 836, 909, 924, 1026, 1064, 1111, 1188, 1197, 1212, 1254, 1368, 1386, 1414, 1463, 1512, 1596, 1672, 1818, 1848, 1881, 1919, 2052, 2079, 2121, 2222, 2376, 2394, 2424, 2508, 2727, 2772, 2828, 2926, 3192, 3333, 3591, 3636, 3762, 3838, 4104, 4158, 4242, 4389, 4444, 4788, 5016, 5454, 5544, 5643, 5656, 5757, 5852, 6363, 6666, 7182, 7272, 7524, 7676, 7777, 8316, 8484, 8778, 8888, 9576, 9999, 10908, 11286, 11514, 11704, 12726, 13167, 13332, 13433, 14364, 15048, 15352, 15554, 16632, 16968, 17271, 17556, 19089, 19998, 21109, 21816, 22572, 23028, 23331, 25452, 26334, 26664, 26866, 28728, 29997, 31108, 34542, 35112, 38178, 39501, 39996, 40299, 42218, 45144, 46056, 46662, 50904, 51813, 52668, 53732, 59994, 62216, 63327, 69084, 69993, 76356, 79002, 79992, 80598, 84436, 93324, 103626, 105336, 107464, 119988, 120897, 126654, 138168, 139986, 147763, 152712, 158004, 161196, 168872, 186648, 189981, 207252, 209979, 239976, 241794, 253308, 279972, 295526, 316008, 322392, 362691, 379962, 414504, 419958, 443289, 483588, 506616, 559944, 569943, 591052, 725382, 759924, 839916, 886578, 967176, 1139886, 1182104, 1329867, 1450764, 1519848, 1679832, 1773156, 2279772, 2659734, 2901528, 3546312, 3989601, 4559544, 5319468, 7979202, 10638936, 15958404, 31916808]

約数ペア:

[(1, 31916808), (2, 15958404), (3, 10638936), (4, 7979202), (6, 5319468), (7, 4559544), (8, 3989601), (9, 3546312), (11, 2901528), (12, 2659734), (14, 2279772), (18, 1773156), (19, 1679832), (21, 1519848), (22, 1450764), (24, 1329867), (27, 1182104), (28, 1139886), (33, 967176), (36, 886578), (38, 839916), (42, 759924), (44, 725382), (54, 591052), (56, 569943), (57, 559944), (63, 506616), (66, 483588), (72, 443289), (76, 419958), (77, 414504), (84, 379962), (88, 362691), (99, 322392), (101, 316008), (108, 295526), (114, 279972), (126, 253308), (132, 241794), (133, 239976), (152, 209979), (154, 207252), (168, 189981), (171, 186648), (189, 168872), (198, 161196), (202, 158004), (209, 152712), (216, 147763), (228, 139986), (231, 138168), (252, 126654), (264, 120897), (266, 119988), (297, 107464), (303, 105336), (308, 103626), (342, 93324), (378, 84436), (396, 80598), (399, 79992), (404, 79002), (418, 76356), (456, 69993), (462, 69084), (504, 63327), (513, 62216), (532, 59994), (594, 53732), (606, 52668), (616, 51813), (627, 50904), (684, 46662), (693, 46056), (707, 45144), (756, 42218), (792, 40299), (798, 39996), (808, 39501), (836, 38178), (909, 35112), (924, 34542), (1026, 31108), (1064, 29997), (1111, 28728), (1188, 26866), (1197, 26664), (1212, 26334), (1254, 25452), (1368, 23331), (1386, 23028), (1414, 22572), (1463, 21816), (1512, 21109), (1596, 19998), (1672, 19089), (1818, 17556), (1848, 17271), (1881, 16968), (1919, 16632), (2052, 15554), (2079, 15352), (2121, 15048), (2222, 14364), (2376, 13433), (2394, 13332), (2424, 13167), (2508, 12726), (2727, 11704), (2772, 11514), (2828, 11286), (2926, 10908), (3192, 9999), (3333, 9576), (3591, 8888), (3636, 8778), (3762, 8484), (3838, 8316), (4104, 7777), (4158, 7676), (4242, 7524), (4389, 7272), (4444, 7182), (4788, 6666), (5016, 6363), (5454, 5852), (5544, 5757), (5643, 5656)]