478808740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 1161361152

約数和(自身を除く): 682552412

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 47, 68, 76, 83, 85, 94, 95, 166, 170, 188, 190, 235, 323, 332, 340, 361, 380, 415, 470, 646, 722, 799, 830, 893, 940, 1292, 1411, 1444, 1577, 1598, 1615, 1660, 1786, 1805, 2822, 3154, 3196, 3230, 3572, 3610, 3901, 3995, 4465, 5644, 6137, 6308, 6460, 7055, 7220, 7802, 7885, 7990, 8930, 12274, 14110, 15181, 15604, 15770, 15980, 16967, 17860, 19505, 24548, 26809, 28220, 29963, 30362, 30685, 31540, 33934, 39010, 53618, 59926, 60724, 61370, 66317, 67868, 74119, 75905, 78020, 84835, 107236, 119852, 122740, 132634, 134045, 148238, 149815, 151810, 169670, 265268, 268090, 288439, 296476, 299630, 303620, 331585, 339340, 370595, 509371, 536180, 576878, 599260, 663170, 741190, 1018742, 1153756, 1260023, 1326340, 1408261, 1442195, 1482380, 2037484, 2520046, 2546855, 2816522, 2884390, 5040092, 5093710, 5633044, 5768780, 6300115, 7041305, 10187420, 12600230, 14082610, 23940437, 25200460, 28165220, 47880874, 95761748, 119702185, 239404370, 478808740]

約数ペア:

[(1, 478808740), (2, 239404370), (4, 119702185), (5, 95761748), (10, 47880874), (17, 28165220), (19, 25200460), (20, 23940437), (34, 14082610), (38, 12600230), (47, 10187420), (68, 7041305), (76, 6300115), (83, 5768780), (85, 5633044), (94, 5093710), (95, 5040092), (166, 2884390), (170, 2816522), (188, 2546855), (190, 2520046), (235, 2037484), (323, 1482380), (332, 1442195), (340, 1408261), (361, 1326340), (380, 1260023), (415, 1153756), (470, 1018742), (646, 741190), (722, 663170), (799, 599260), (830, 576878), (893, 536180), (940, 509371), (1292, 370595), (1411, 339340), (1444, 331585), (1577, 303620), (1598, 299630), (1615, 296476), (1660, 288439), (1786, 268090), (1805, 265268), (2822, 169670), (3154, 151810), (3196, 149815), (3230, 148238), (3572, 134045), (3610, 132634), (3901, 122740), (3995, 119852), (4465, 107236), (5644, 84835), (6137, 78020), (6308, 75905), (6460, 74119), (7055, 67868), (7220, 66317), (7802, 61370), (7885, 60724), (7990, 59926), (8930, 53618), (12274, 39010), (14110, 33934), (15181, 31540), (15604, 30685), (15770, 30362), (15980, 29963), (16967, 28220), (17860, 26809), (19505, 24548)]