128127888

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1609}}^1$

素因数の和:1709

約数の個数: 120

約数和(自身を含む): 415251200

約数和(自身を除く): 287123312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 79, 84, 112, 126, 144, 158, 168, 237, 252, 316, 336, 474, 504, 553, 632, 711, 948, 1008, 1106, 1264, 1422, 1609, 1659, 1896, 2212, 2844, 3218, 3318, 3792, 4424, 4827, 4977, 5688, 6436, 6636, 8848, 9654, 9954, 11263, 11376, 12872, 13272, 14481, 19308, 19908, 22526, 25744, 26544, 28962, 33789, 38616, 39816, 45052, 57924, 67578, 77232, 79632, 90104, 101367, 115848, 127111, 135156, 180208, 202734, 231696, 254222, 270312, 381333, 405468, 508444, 540624, 762666, 810936, 889777, 1016888, 1143999, 1525332, 1621872, 1779554, 2033776, 2287998, 2669331, 3050664, 3559108, 4575996, 5338662, 6101328, 7118216, 8007993, 9151992, 10677324, 14236432, 16015986, 18303984, 21354648, 32031972, 42709296, 64063944, 128127888]

約数ペア:

[(1, 128127888), (2, 64063944), (3, 42709296), (4, 32031972), (6, 21354648), (7, 18303984), (8, 16015986), (9, 14236432), (12, 10677324), (14, 9151992), (16, 8007993), (18, 7118216), (21, 6101328), (24, 5338662), (28, 4575996), (36, 3559108), (42, 3050664), (48, 2669331), (56, 2287998), (63, 2033776), (72, 1779554), (79, 1621872), (84, 1525332), (112, 1143999), (126, 1016888), (144, 889777), (158, 810936), (168, 762666), (237, 540624), (252, 508444), (316, 405468), (336, 381333), (474, 270312), (504, 254222), (553, 231696), (632, 202734), (711, 180208), (948, 135156), (1008, 127111), (1106, 115848), (1264, 101367), (1422, 90104), (1609, 79632), (1659, 77232), (1896, 67578), (2212, 57924), (2844, 45052), (3218, 39816), (3318, 38616), (3792, 33789), (4424, 28962), (4827, 26544), (4977, 25744), (5688, 22526), (6436, 19908), (6636, 19308), (8848, 14481), (9654, 13272), (9954, 12872), (11263, 11376)]