261837360

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13469}}^1$

素因数の和:13497

約数の個数: 120

約数和(自身を含む): 911972880

約数和(自身を除く): 650135520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 13469, 19440, 26938, 40407, 53876, 67345, 80814, 107752, 121221, 134690, 161628, 202035, 215504, 242442, 269380, 323256, 363663, 404070, 484884, 538760, 606105, 646512, 727326, 808140, 969768, 1077520, 1090989, 1212210, 1454652, 1616280, 1818315, 1939536, 2181978, 2424420, 2909304, 3232560, 3272967, 3636630, 4363956, 4848840, 5454945, 5818608, 6545934, 7273260, 8727912, 9697680, 10909890, 13091868, 14546520, 16364835, 17455824, 21819780, 26183736, 29093040, 32729670, 43639560, 52367472, 65459340, 87279120, 130918680, 261837360]

約数ペア:

[(1, 261837360), (2, 130918680), (3, 87279120), (4, 65459340), (5, 52367472), (6, 43639560), (8, 32729670), (9, 29093040), (10, 26183736), (12, 21819780), (15, 17455824), (16, 16364835), (18, 14546520), (20, 13091868), (24, 10909890), (27, 9697680), (30, 8727912), (36, 7273260), (40, 6545934), (45, 5818608), (48, 5454945), (54, 4848840), (60, 4363956), (72, 3636630), (80, 3272967), (81, 3232560), (90, 2909304), (108, 2424420), (120, 2181978), (135, 1939536), (144, 1818315), (162, 1616280), (180, 1454652), (216, 1212210), (240, 1090989), (243, 1077520), (270, 969768), (324, 808140), (360, 727326), (405, 646512), (432, 606105), (486, 538760), (540, 484884), (648, 404070), (720, 363663), (810, 323256), (972, 269380), (1080, 242442), (1215, 215504), (1296, 202035), (1620, 161628), (1944, 134690), (2160, 121221), (2430, 107752), (3240, 80814), (3888, 67345), (4860, 53876), (6480, 40407), (9720, 26938), (13469, 19440)]