173405440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 474396048

約数和(自身を除く): 300990608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 260, 272, 320, 340, 416, 442, 520, 544, 613, 640, 680, 832, 884, 1040, 1088, 1105, 1226, 1280, 1360, 1664, 1768, 2080, 2176, 2210, 2452, 2720, 3065, 3328, 3536, 4160, 4352, 4420, 4904, 5440, 6130, 7072, 7969, 8320, 8840, 9808, 10421, 10880, 12260, 14144, 15938, 16640, 17680, 19616, 20842, 21760, 24520, 28288, 31876, 35360, 39232, 39845, 41684, 49040, 52105, 56576, 63752, 70720, 78464, 79690, 83368, 98080, 104210, 127504, 135473, 141440, 156928, 159380, 166736, 196160, 208420, 255008, 270946, 282880, 318760, 333472, 392320, 416840, 510016, 541892, 637520, 666944, 677365, 784640, 833680, 1020032, 1083784, 1275040, 1333888, 1354730, 1667360, 2040064, 2167568, 2550080, 2667776, 2709460, 3334720, 4335136, 5100160, 5418920, 6669440, 8670272, 10200320, 10837840, 13338880, 17340544, 21675680, 34681088, 43351360, 86702720, 173405440]

約数ペア:

[(1, 173405440), (2, 86702720), (4, 43351360), (5, 34681088), (8, 21675680), (10, 17340544), (13, 13338880), (16, 10837840), (17, 10200320), (20, 8670272), (26, 6669440), (32, 5418920), (34, 5100160), (40, 4335136), (52, 3334720), (64, 2709460), (65, 2667776), (68, 2550080), (80, 2167568), (85, 2040064), (104, 1667360), (128, 1354730), (130, 1333888), (136, 1275040), (160, 1083784), (170, 1020032), (208, 833680), (221, 784640), (256, 677365), (260, 666944), (272, 637520), (320, 541892), (340, 510016), (416, 416840), (442, 392320), (520, 333472), (544, 318760), (613, 282880), (640, 270946), (680, 255008), (832, 208420), (884, 196160), (1040, 166736), (1088, 159380), (1105, 156928), (1226, 141440), (1280, 135473), (1360, 127504), (1664, 104210), (1768, 98080), (2080, 83368), (2176, 79690), (2210, 78464), (2452, 70720), (2720, 63752), (3065, 56576), (3328, 52105), (3536, 49040), (4160, 41684), (4352, 39845), (4420, 39232), (4904, 35360), (5440, 31876), (6130, 28288), (7072, 24520), (7969, 21760), (8320, 20842), (8840, 19616), (9808, 17680), (10421, 16640), (10880, 15938), (12260, 14144)]