215904216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{659}}^1$

素因数の和:769

約数の個数: 128

約数和(自身を含む): 632966400

約数和(自身を除く): 417062184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 73, 88, 102, 132, 136, 146, 187, 204, 219, 264, 292, 374, 408, 438, 561, 584, 659, 748, 803, 876, 1122, 1241, 1318, 1496, 1606, 1752, 1977, 2244, 2409, 2482, 2636, 3212, 3723, 3954, 4488, 4818, 4964, 5272, 6424, 7249, 7446, 7908, 9636, 9928, 11203, 13651, 14498, 14892, 15816, 19272, 21747, 22406, 27302, 28996, 29784, 33609, 40953, 43494, 44812, 48107, 54604, 57992, 67218, 81906, 86988, 89624, 96214, 109208, 123233, 134436, 144321, 163812, 173976, 192428, 246466, 268872, 288642, 327624, 369699, 384856, 492932, 529177, 577284, 739398, 817819, 985864, 1058354, 1154568, 1478796, 1587531, 1635638, 2116708, 2453457, 2957592, 3175062, 3271276, 4233416, 4906914, 6350124, 6542552, 8996009, 9813828, 12700248, 17992018, 19627656, 26988027, 35984036, 53976054, 71968072, 107952108, 215904216]

約数ペア:

[(1, 215904216), (2, 107952108), (3, 71968072), (4, 53976054), (6, 35984036), (8, 26988027), (11, 19627656), (12, 17992018), (17, 12700248), (22, 9813828), (24, 8996009), (33, 6542552), (34, 6350124), (44, 4906914), (51, 4233416), (66, 3271276), (68, 3175062), (73, 2957592), (88, 2453457), (102, 2116708), (132, 1635638), (136, 1587531), (146, 1478796), (187, 1154568), (204, 1058354), (219, 985864), (264, 817819), (292, 739398), (374, 577284), (408, 529177), (438, 492932), (561, 384856), (584, 369699), (659, 327624), (748, 288642), (803, 268872), (876, 246466), (1122, 192428), (1241, 173976), (1318, 163812), (1496, 144321), (1606, 134436), (1752, 123233), (1977, 109208), (2244, 96214), (2409, 89624), (2482, 86988), (2636, 81906), (3212, 67218), (3723, 57992), (3954, 54604), (4488, 48107), (4818, 44812), (4964, 43494), (5272, 40953), (6424, 33609), (7249, 29784), (7446, 28996), (7908, 27302), (9636, 22406), (9928, 21747), (11203, 19272), (13651, 15816), (14498, 14892)]