71488716

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 191923200

約数和(自身を除く): 120434484

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 89, 114, 156, 178, 228, 247, 267, 271, 356, 494, 534, 542, 741, 813, 988, 1068, 1084, 1157, 1482, 1626, 1691, 2314, 2964, 3252, 3382, 3471, 3523, 4628, 5073, 5149, 6764, 6942, 7046, 10146, 10298, 10569, 13884, 14092, 15447, 20292, 20596, 21138, 21983, 24119, 30894, 42276, 43966, 48238, 61788, 65949, 66937, 72357, 87932, 96476, 131898, 133874, 144714, 200811, 263796, 267748, 289428, 313547, 401622, 458261, 627094, 803244, 916522, 940641, 1254188, 1374783, 1833044, 1881282, 2749566, 3762564, 5499132, 5957393, 11914786, 17872179, 23829572, 35744358, 71488716]

約数ペア:

[(1, 71488716), (2, 35744358), (3, 23829572), (4, 17872179), (6, 11914786), (12, 5957393), (13, 5499132), (19, 3762564), (26, 2749566), (38, 1881282), (39, 1833044), (52, 1374783), (57, 1254188), (76, 940641), (78, 916522), (89, 803244), (114, 627094), (156, 458261), (178, 401622), (228, 313547), (247, 289428), (267, 267748), (271, 263796), (356, 200811), (494, 144714), (534, 133874), (542, 131898), (741, 96476), (813, 87932), (988, 72357), (1068, 66937), (1084, 65949), (1157, 61788), (1482, 48238), (1626, 43966), (1691, 42276), (2314, 30894), (2964, 24119), (3252, 21983), (3382, 21138), (3471, 20596), (3523, 20292), (4628, 15447), (5073, 14092), (5149, 13884), (6764, 10569), (6942, 10298), (7046, 10146)]