72771720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2113}}^1$

素因数の和:2175

約数の個数: 128

約数和(自身を含む): 255709440

約数和(自身を除く): 182937720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2113, 2296, 2460, 2870, 3444, 4226, 4305, 4920, 5740, 6339, 6888, 8452, 8610, 10565, 11480, 12678, 14791, 16904, 17220, 21130, 25356, 29582, 31695, 34440, 42260, 44373, 50712, 59164, 63390, 73955, 84520, 86633, 88746, 118328, 126780, 147910, 173266, 177492, 221865, 253560, 259899, 295820, 346532, 354984, 433165, 443730, 519798, 591640, 606431, 693064, 866330, 887460, 1039596, 1212862, 1299495, 1732660, 1774920, 1819293, 2079192, 2425724, 2598990, 3032155, 3465320, 3638586, 4851448, 5197980, 6064310, 7277172, 9096465, 10395960, 12128620, 14554344, 18192930, 24257240, 36385860, 72771720]

約数ペア:

[(1, 72771720), (2, 36385860), (3, 24257240), (4, 18192930), (5, 14554344), (6, 12128620), (7, 10395960), (8, 9096465), (10, 7277172), (12, 6064310), (14, 5197980), (15, 4851448), (20, 3638586), (21, 3465320), (24, 3032155), (28, 2598990), (30, 2425724), (35, 2079192), (40, 1819293), (41, 1774920), (42, 1732660), (56, 1299495), (60, 1212862), (70, 1039596), (82, 887460), (84, 866330), (105, 693064), (120, 606431), (123, 591640), (140, 519798), (164, 443730), (168, 433165), (205, 354984), (210, 346532), (246, 295820), (280, 259899), (287, 253560), (328, 221865), (410, 177492), (420, 173266), (492, 147910), (574, 126780), (615, 118328), (820, 88746), (840, 86633), (861, 84520), (984, 73955), (1148, 63390), (1230, 59164), (1435, 50712), (1640, 44373), (1722, 42260), (2113, 34440), (2296, 31695), (2460, 29582), (2870, 25356), (3444, 21130), (4226, 17220), (4305, 16904), (4920, 14791), (5740, 12678), (6339, 11480), (6888, 10565), (8452, 8610)]