81683028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:886

約数の個数: 144

約数和(自身を含む): 261031680

約数和(自身を除く): 179348652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 23, 28, 34, 36, 42, 46, 51, 63, 68, 69, 84, 92, 102, 119, 126, 138, 153, 161, 204, 207, 238, 252, 276, 306, 322, 357, 391, 414, 476, 483, 612, 644, 714, 782, 828, 829, 966, 1071, 1173, 1428, 1449, 1564, 1658, 1932, 2142, 2346, 2487, 2737, 2898, 3316, 3519, 4284, 4692, 4974, 5474, 5796, 5803, 7038, 7461, 8211, 9948, 10948, 11606, 14076, 14093, 14922, 16422, 17409, 19067, 23212, 24633, 28186, 29844, 32844, 34818, 38134, 42279, 49266, 52227, 56372, 57201, 69636, 76268, 84558, 98532, 98651, 104454, 114402, 126837, 133469, 169116, 171603, 197302, 208908, 228804, 253674, 266938, 295953, 324139, 343206, 394604, 400407, 507348, 533876, 591906, 648278, 686412, 800814, 887859, 972417, 1183812, 1201221, 1296556, 1601628, 1775718, 1944834, 2268973, 2402442, 2917251, 3551436, 3889668, 4537946, 4804884, 5834502, 6806919, 9075892, 11669004, 13613838, 20420757, 27227676, 40841514, 81683028]

約数ペア:

[(1, 81683028), (2, 40841514), (3, 27227676), (4, 20420757), (6, 13613838), (7, 11669004), (9, 9075892), (12, 6806919), (14, 5834502), (17, 4804884), (18, 4537946), (21, 3889668), (23, 3551436), (28, 2917251), (34, 2402442), (36, 2268973), (42, 1944834), (46, 1775718), (51, 1601628), (63, 1296556), (68, 1201221), (69, 1183812), (84, 972417), (92, 887859), (102, 800814), (119, 686412), (126, 648278), (138, 591906), (153, 533876), (161, 507348), (204, 400407), (207, 394604), (238, 343206), (252, 324139), (276, 295953), (306, 266938), (322, 253674), (357, 228804), (391, 208908), (414, 197302), (476, 171603), (483, 169116), (612, 133469), (644, 126837), (714, 114402), (782, 104454), (828, 98651), (829, 98532), (966, 84558), (1071, 76268), (1173, 69636), (1428, 57201), (1449, 56372), (1564, 52227), (1658, 49266), (1932, 42279), (2142, 38134), (2346, 34818), (2487, 32844), (2737, 29844), (2898, 28186), (3316, 24633), (3519, 23212), (4284, 19067), (4692, 17409), (4974, 16422), (5474, 14922), (5796, 14093), (5803, 14076), (7038, 11606), (7461, 10948), (8211, 9948)]