133775720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 353354400

約数和(自身を除く): 219578680

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 37, 40, 52, 65, 68, 74, 85, 104, 130, 136, 148, 170, 185, 221, 260, 296, 340, 370, 409, 442, 481, 520, 629, 680, 740, 818, 884, 962, 1105, 1258, 1480, 1636, 1768, 1924, 2045, 2210, 2405, 2516, 3145, 3272, 3848, 4090, 4420, 4810, 5032, 5317, 6290, 6953, 8177, 8180, 8840, 9620, 10634, 12580, 13906, 15133, 16354, 16360, 19240, 21268, 25160, 26585, 27812, 30266, 32708, 34765, 40885, 42536, 53170, 55624, 60532, 65416, 69530, 75665, 81770, 90389, 106340, 121064, 139060, 151330, 163540, 180778, 196729, 212680, 257261, 278120, 302660, 327080, 361556, 393458, 451945, 514522, 605320, 723112, 786916, 903890, 983645, 1029044, 1286305, 1573832, 1807780, 1967290, 2058088, 2572610, 3344393, 3615560, 3934580, 5145220, 6688786, 7869160, 10290440, 13377572, 16721965, 26755144, 33443930, 66887860, 133775720]

約数ペア:

[(1, 133775720), (2, 66887860), (4, 33443930), (5, 26755144), (8, 16721965), (10, 13377572), (13, 10290440), (17, 7869160), (20, 6688786), (26, 5145220), (34, 3934580), (37, 3615560), (40, 3344393), (52, 2572610), (65, 2058088), (68, 1967290), (74, 1807780), (85, 1573832), (104, 1286305), (130, 1029044), (136, 983645), (148, 903890), (170, 786916), (185, 723112), (221, 605320), (260, 514522), (296, 451945), (340, 393458), (370, 361556), (409, 327080), (442, 302660), (481, 278120), (520, 257261), (629, 212680), (680, 196729), (740, 180778), (818, 163540), (884, 151330), (962, 139060), (1105, 121064), (1258, 106340), (1480, 90389), (1636, 81770), (1768, 75665), (1924, 69530), (2045, 65416), (2210, 60532), (2405, 55624), (2516, 53170), (3145, 42536), (3272, 40885), (3848, 34765), (4090, 32708), (4420, 30266), (4810, 27812), (5032, 26585), (5317, 25160), (6290, 21268), (6953, 19240), (8177, 16360), (8180, 16354), (8840, 15133), (9620, 13906), (10634, 12580)]