181361520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{761}}^1$

素因数の和:1111

約数の個数: 120

約数和(自身を含む): 611715312

約数和(自身を除く): 430353792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 331, 360, 662, 720, 761, 993, 1324, 1522, 1655, 1986, 2283, 2648, 2979, 3044, 3310, 3805, 3972, 4566, 4965, 5296, 5958, 6088, 6620, 6849, 7610, 7944, 9132, 9930, 11415, 11916, 12176, 13240, 13698, 14895, 15220, 15888, 18264, 19860, 22830, 23832, 26480, 27396, 29790, 30440, 34245, 36528, 39720, 45660, 47664, 54792, 59580, 60880, 68490, 79440, 91320, 109584, 119160, 136980, 182640, 238320, 251891, 273960, 503782, 547920, 755673, 1007564, 1259455, 1511346, 2015128, 2267019, 2518910, 3022692, 3778365, 4030256, 4534038, 5037820, 6045384, 7556730, 9068076, 10075640, 11335095, 12090768, 15113460, 18136152, 20151280, 22670190, 30226920, 36272304, 45340380, 60453840, 90680760, 181361520]

約数ペア:

[(1, 181361520), (2, 90680760), (3, 60453840), (4, 45340380), (5, 36272304), (6, 30226920), (8, 22670190), (9, 20151280), (10, 18136152), (12, 15113460), (15, 12090768), (16, 11335095), (18, 10075640), (20, 9068076), (24, 7556730), (30, 6045384), (36, 5037820), (40, 4534038), (45, 4030256), (48, 3778365), (60, 3022692), (72, 2518910), (80, 2267019), (90, 2015128), (120, 1511346), (144, 1259455), (180, 1007564), (240, 755673), (331, 547920), (360, 503782), (662, 273960), (720, 251891), (761, 238320), (993, 182640), (1324, 136980), (1522, 119160), (1655, 109584), (1986, 91320), (2283, 79440), (2648, 68490), (2979, 60880), (3044, 59580), (3310, 54792), (3805, 47664), (3972, 45660), (4566, 39720), (4965, 36528), (5296, 34245), (5958, 30440), (6088, 29790), (6620, 27396), (6849, 26480), (7610, 23832), (7944, 22830), (9132, 19860), (9930, 18264), (11415, 15888), (11916, 15220), (12176, 14895), (13240, 13698)]