1728490876

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1087}}^1$

素因数の和:1192

約数の個数: 96

約数和(自身を含む): 3777536000

約数和(自身を除く): 2049045124

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 61, 76, 98, 122, 133, 196, 244, 266, 343, 427, 532, 686, 854, 931, 1087, 1159, 1372, 1708, 1862, 2174, 2318, 2989, 3724, 4348, 4636, 5978, 6517, 7609, 8113, 11956, 13034, 15218, 16226, 20653, 20923, 26068, 30436, 32452, 41306, 41846, 53263, 56791, 66307, 82612, 83692, 106526, 113582, 132614, 144571, 213052, 227164, 265228, 289142, 372841, 397537, 464149, 578284, 745682, 795074, 928298, 1011997, 1259833, 1491364, 1590148, 1856596, 2023994, 2519666, 3249043, 4047988, 5039332, 6498086, 7083979, 8818831, 12996172, 14167958, 17637662, 22743301, 28335916, 35275324, 45486602, 61731817, 90973204, 123463634, 246927268, 432122719, 864245438, 1728490876]

約数ペア:

[(1, 1728490876), (2, 864245438), (4, 432122719), (7, 246927268), (14, 123463634), (19, 90973204), (28, 61731817), (38, 45486602), (49, 35275324), (61, 28335916), (76, 22743301), (98, 17637662), (122, 14167958), (133, 12996172), (196, 8818831), (244, 7083979), (266, 6498086), (343, 5039332), (427, 4047988), (532, 3249043), (686, 2519666), (854, 2023994), (931, 1856596), (1087, 1590148), (1159, 1491364), (1372, 1259833), (1708, 1011997), (1862, 928298), (2174, 795074), (2318, 745682), (2989, 578284), (3724, 464149), (4348, 397537), (4636, 372841), (5978, 289142), (6517, 265228), (7609, 227164), (8113, 213052), (11956, 144571), (13034, 132614), (15218, 113582), (16226, 106526), (20653, 83692), (20923, 82612), (26068, 66307), (30436, 56791), (32452, 53263), (41306, 41846)]