218779120

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:125

約数の個数: 200

約数和(自身を含む): 637686864

約数和(自身を除く): 418907744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 67, 68, 70, 80, 85, 98, 112, 119, 134, 136, 140, 170, 196, 238, 245, 268, 272, 280, 335, 340, 343, 392, 469, 476, 490, 536, 560, 595, 670, 680, 686, 784, 833, 938, 952, 980, 1072, 1139, 1190, 1340, 1360, 1372, 1666, 1715, 1876, 1904, 1960, 2278, 2345, 2380, 2401, 2680, 2744, 3283, 3332, 3430, 3752, 3920, 4165, 4556, 4690, 4760, 4802, 5360, 5488, 5695, 5831, 6566, 6664, 6860, 7504, 7973, 8330, 9112, 9380, 9520, 9604, 11390, 11662, 12005, 13132, 13328, 13720, 15946, 16415, 16660, 18224, 18760, 19208, 22780, 22981, 23324, 24010, 26264, 27440, 29155, 31892, 32830, 33320, 37520, 38416, 39865, 40817, 45560, 45962, 46648, 48020, 52528, 55811, 58310, 63784, 65660, 66640, 79730, 81634, 91120, 91924, 93296, 96040, 111622, 114905, 116620, 127568, 131320, 159460, 160867, 163268, 183848, 192080, 204085, 223244, 229810, 233240, 262640, 279055, 318920, 321734, 326536, 367696, 390677, 408170, 446488, 459620, 466480, 558110, 637840, 643468, 653072, 781354, 804335, 816340, 892976, 919240, 1116220, 1286936, 1562708, 1608670, 1632680, 1838480, 1953385, 2232440, 2573872, 2734739, 3125416, 3217340, 3265360, 3906770, 4464880, 5469478, 6250832, 6434680, 7813540, 10938956, 12869360, 13673695, 15627080, 21877912, 27347390, 31254160, 43755824, 54694780, 109389560, 218779120]

約数ペア:

[(1, 218779120), (2, 109389560), (4, 54694780), (5, 43755824), (7, 31254160), (8, 27347390), (10, 21877912), (14, 15627080), (16, 13673695), (17, 12869360), (20, 10938956), (28, 7813540), (34, 6434680), (35, 6250832), (40, 5469478), (49, 4464880), (56, 3906770), (67, 3265360), (68, 3217340), (70, 3125416), (80, 2734739), (85, 2573872), (98, 2232440), (112, 1953385), (119, 1838480), (134, 1632680), (136, 1608670), (140, 1562708), (170, 1286936), (196, 1116220), (238, 919240), (245, 892976), (268, 816340), (272, 804335), (280, 781354), (335, 653072), (340, 643468), (343, 637840), (392, 558110), (469, 466480), (476, 459620), (490, 446488), (536, 408170), (560, 390677), (595, 367696), (670, 326536), (680, 321734), (686, 318920), (784, 279055), (833, 262640), (938, 233240), (952, 229810), (980, 223244), (1072, 204085), (1139, 192080), (1190, 183848), (1340, 163268), (1360, 160867), (1372, 159460), (1666, 131320), (1715, 127568), (1876, 116620), (1904, 114905), (1960, 111622), (2278, 96040), (2345, 93296), (2380, 91924), (2401, 91120), (2680, 81634), (2744, 79730), (3283, 66640), (3332, 65660), (3430, 63784), (3752, 58310), (3920, 55811), (4165, 52528), (4556, 48020), (4690, 46648), (4760, 45962), (4802, 45560), (5360, 40817), (5488, 39865), (5695, 38416), (5831, 37520), (6566, 33320), (6664, 32830), (6860, 31892), (7504, 29155), (7973, 27440), (8330, 26264), (9112, 24010), (9380, 23324), (9520, 22981), (9604, 22780), (11390, 19208), (11662, 18760), (12005, 18224), (13132, 16660), (13328, 16415), (13720, 15946)]