31006404

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 97231680

約数和(自身を除く): 66225276

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 33, 36, 38, 39, 44, 52, 57, 66, 76, 78, 99, 114, 117, 132, 143, 156, 171, 198, 209, 228, 234, 247, 286, 317, 342, 396, 418, 429, 468, 494, 572, 627, 634, 684, 741, 836, 858, 951, 988, 1254, 1268, 1287, 1482, 1716, 1881, 1902, 2223, 2508, 2574, 2717, 2853, 2964, 3487, 3762, 3804, 4121, 4446, 5148, 5434, 5706, 6023, 6974, 7524, 8151, 8242, 8892, 10461, 10868, 11412, 12046, 12363, 13948, 16302, 16484, 18069, 20922, 24092, 24453, 24726, 31383, 32604, 36138, 37089, 41844, 45331, 48906, 49452, 54207, 62766, 66253, 72276, 74178, 78299, 90662, 97812, 108414, 125532, 132506, 135993, 148356, 156598, 181324, 198759, 216828, 234897, 265012, 271986, 313196, 397518, 407979, 469794, 543972, 596277, 704691, 795036, 815958, 861289, 939588, 1192554, 1409382, 1631916, 1722578, 2385108, 2583867, 2818764, 3445156, 5167734, 7751601, 10335468, 15503202, 31006404]

約数ペア:

[(1, 31006404), (2, 15503202), (3, 10335468), (4, 7751601), (6, 5167734), (9, 3445156), (11, 2818764), (12, 2583867), (13, 2385108), (18, 1722578), (19, 1631916), (22, 1409382), (26, 1192554), (33, 939588), (36, 861289), (38, 815958), (39, 795036), (44, 704691), (52, 596277), (57, 543972), (66, 469794), (76, 407979), (78, 397518), (99, 313196), (114, 271986), (117, 265012), (132, 234897), (143, 216828), (156, 198759), (171, 181324), (198, 156598), (209, 148356), (228, 135993), (234, 132506), (247, 125532), (286, 108414), (317, 97812), (342, 90662), (396, 78299), (418, 74178), (429, 72276), (468, 66253), (494, 62766), (572, 54207), (627, 49452), (634, 48906), (684, 45331), (741, 41844), (836, 37089), (858, 36138), (951, 32604), (988, 31383), (1254, 24726), (1268, 24453), (1287, 24092), (1482, 20922), (1716, 18069), (1881, 16484), (1902, 16302), (2223, 13948), (2508, 12363), (2574, 12046), (2717, 11412), (2853, 10868), (2964, 10461), (3487, 8892), (3762, 8242), (3804, 8151), (4121, 7524), (4446, 6974), (5148, 6023), (5434, 5706)]