126538880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 332095680

約数和(自身を除く): 205556800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 128, 130, 134, 160, 208, 227, 260, 268, 320, 335, 416, 454, 520, 536, 640, 670, 832, 871, 908, 1040, 1072, 1135, 1340, 1664, 1742, 1816, 2080, 2144, 2270, 2680, 2951, 3484, 3632, 4160, 4288, 4355, 4540, 5360, 5902, 6968, 7264, 8320, 8576, 8710, 9080, 10720, 11804, 13936, 14528, 14755, 15209, 17420, 18160, 21440, 23608, 27872, 29056, 29510, 30418, 34840, 36320, 42880, 47216, 55744, 59020, 60836, 69680, 72640, 76045, 94432, 111488, 118040, 121672, 139360, 145280, 152090, 188864, 197717, 236080, 243344, 278720, 304180, 377728, 395434, 472160, 486688, 557440, 608360, 790868, 944320, 973376, 988585, 1216720, 1581736, 1888640, 1946752, 1977170, 2433440, 3163472, 3954340, 4866880, 6326944, 7908680, 9733760, 12653888, 15817360, 25307776, 31634720, 63269440, 126538880]

約数ペア:

[(1, 126538880), (2, 63269440), (4, 31634720), (5, 25307776), (8, 15817360), (10, 12653888), (13, 9733760), (16, 7908680), (20, 6326944), (26, 4866880), (32, 3954340), (40, 3163472), (52, 2433440), (64, 1977170), (65, 1946752), (67, 1888640), (80, 1581736), (104, 1216720), (128, 988585), (130, 973376), (134, 944320), (160, 790868), (208, 608360), (227, 557440), (260, 486688), (268, 472160), (320, 395434), (335, 377728), (416, 304180), (454, 278720), (520, 243344), (536, 236080), (640, 197717), (670, 188864), (832, 152090), (871, 145280), (908, 139360), (1040, 121672), (1072, 118040), (1135, 111488), (1340, 94432), (1664, 76045), (1742, 72640), (1816, 69680), (2080, 60836), (2144, 59020), (2270, 55744), (2680, 47216), (2951, 42880), (3484, 36320), (3632, 34840), (4160, 30418), (4288, 29510), (4355, 29056), (4540, 27872), (5360, 23608), (5902, 21440), (6968, 18160), (7264, 17420), (8320, 15209), (8576, 14755), (8710, 14528), (9080, 13936), (10720, 11804)]