51782430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 151289856

約数和(自身を除く): 99507426

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 71, 105, 115, 138, 142, 151, 161, 210, 213, 230, 302, 322, 345, 355, 426, 453, 483, 497, 690, 710, 755, 805, 906, 966, 994, 1057, 1065, 1491, 1510, 1610, 1633, 2114, 2130, 2265, 2415, 2485, 2982, 3171, 3266, 3473, 4530, 4830, 4899, 4970, 5285, 6342, 6946, 7455, 8165, 9798, 10419, 10570, 10721, 11431, 14910, 15855, 16330, 17365, 20838, 21442, 22862, 24311, 24495, 31710, 32163, 34293, 34730, 48622, 48990, 52095, 53605, 57155, 64326, 68586, 72933, 75047, 104190, 107210, 114310, 121555, 145866, 150094, 160815, 171465, 225141, 243110, 246583, 321630, 342930, 364665, 375235, 450282, 493166, 729330, 739749, 750470, 1125705, 1232915, 1479498, 1726081, 2251410, 2465830, 3452162, 3698745, 5178243, 7397490, 8630405, 10356486, 17260810, 25891215, 51782430]

約数ペア:

[(1, 51782430), (2, 25891215), (3, 17260810), (5, 10356486), (6, 8630405), (7, 7397490), (10, 5178243), (14, 3698745), (15, 3452162), (21, 2465830), (23, 2251410), (30, 1726081), (35, 1479498), (42, 1232915), (46, 1125705), (69, 750470), (70, 739749), (71, 729330), (105, 493166), (115, 450282), (138, 375235), (142, 364665), (151, 342930), (161, 321630), (210, 246583), (213, 243110), (230, 225141), (302, 171465), (322, 160815), (345, 150094), (355, 145866), (426, 121555), (453, 114310), (483, 107210), (497, 104190), (690, 75047), (710, 72933), (755, 68586), (805, 64326), (906, 57155), (966, 53605), (994, 52095), (1057, 48990), (1065, 48622), (1491, 34730), (1510, 34293), (1610, 32163), (1633, 31710), (2114, 24495), (2130, 24311), (2265, 22862), (2415, 21442), (2485, 20838), (2982, 17365), (3171, 16330), (3266, 15855), (3473, 14910), (4530, 11431), (4830, 10721), (4899, 10570), (4970, 10419), (5285, 9798), (6342, 8165), (6946, 7455)]