15209533720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{883}}^1$

素因数の和:1433

約数の個数: 128

約数和(自身を含む): 36661248000

約数和(自身を除く): 21451714280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 479, 580, 620, 883, 899, 958, 1160, 1240, 1766, 1798, 1916, 2395, 3532, 3596, 3832, 4415, 4495, 4790, 7064, 7192, 8830, 8990, 9580, 13891, 14849, 17660, 17980, 19160, 25607, 27373, 27782, 29698, 35320, 35960, 51214, 54746, 55564, 59396, 69455, 74245, 102428, 109492, 111128, 118792, 128035, 136865, 138910, 148490, 204856, 218984, 256070, 273730, 277820, 296980, 422957, 430621, 512140, 547460, 555640, 593960, 793817, 845914, 861242, 1024280, 1094920, 1587634, 1691828, 1722484, 2114785, 2153105, 3175268, 3383656, 3444968, 3969085, 4229570, 4306210, 6350536, 7938170, 8459140, 8612420, 12265753, 13111667, 15876340, 16918280, 17224840, 24531506, 26223334, 31752680, 49063012, 52446668, 61328765, 65558335, 98126024, 104893336, 122657530, 131116670, 245315060, 262233340, 380238343, 490630120, 524466680, 760476686, 1520953372, 1901191715, 3041906744, 3802383430, 7604766860, 15209533720]

約数ペア:

[(1, 15209533720), (2, 7604766860), (4, 3802383430), (5, 3041906744), (8, 1901191715), (10, 1520953372), (20, 760476686), (29, 524466680), (31, 490630120), (40, 380238343), (58, 262233340), (62, 245315060), (116, 131116670), (124, 122657530), (145, 104893336), (155, 98126024), (232, 65558335), (248, 61328765), (290, 52446668), (310, 49063012), (479, 31752680), (580, 26223334), (620, 24531506), (883, 17224840), (899, 16918280), (958, 15876340), (1160, 13111667), (1240, 12265753), (1766, 8612420), (1798, 8459140), (1916, 7938170), (2395, 6350536), (3532, 4306210), (3596, 4229570), (3832, 3969085), (4415, 3444968), (4495, 3383656), (4790, 3175268), (7064, 2153105), (7192, 2114785), (8830, 1722484), (8990, 1691828), (9580, 1587634), (13891, 1094920), (14849, 1024280), (17660, 861242), (17980, 845914), (19160, 793817), (25607, 593960), (27373, 555640), (27782, 547460), (29698, 512140), (35320, 430621), (35960, 422957), (51214, 296980), (54746, 277820), (55564, 273730), (59396, 256070), (69455, 218984), (74245, 204856), (102428, 148490), (109492, 138910), (111128, 136865), (118792, 128035)]