643198320

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{99259}}^1$

素因数の和:99284

約数の個数: 100

約数和(自身を含む): 2233945560

約数和(自身を除く): 1590747240

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, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 99259, 198518, 297777, 397036, 496295, 595554, 794072, 893331, 992590, 1191108, 1488885, 1588144, 1786662, 1985180, 2382216, 2679993, 2977770, 3573324, 3970360, 4466655, 4764432, 5359986, 5955540, 7146648, 7940720, 8039979, 8933310, 10719972, 11911080, 13399965, 14293296, 16079958, 17866620, 21439944, 23822160, 26799930, 32159916, 35733240, 40199895, 42879888, 53599860, 64319832, 71466480, 80399790, 107199720, 128639664, 160799580, 214399440, 321599160, 643198320]

約数ペア:

[(1, 643198320), (2, 321599160), (3, 214399440), (4, 160799580), (5, 128639664), (6, 107199720), (8, 80399790), (9, 71466480), (10, 64319832), (12, 53599860), (15, 42879888), (16, 40199895), (18, 35733240), (20, 32159916), (24, 26799930), (27, 23822160), (30, 21439944), (36, 17866620), (40, 16079958), (45, 14293296), (48, 13399965), (54, 11911080), (60, 10719972), (72, 8933310), (80, 8039979), (81, 7940720), (90, 7146648), (108, 5955540), (120, 5359986), (135, 4764432), (144, 4466655), (162, 3970360), (180, 3573324), (216, 2977770), (240, 2679993), (270, 2382216), (324, 1985180), (360, 1786662), (405, 1588144), (432, 1488885), (540, 1191108), (648, 992590), (720, 893331), (810, 794072), (1080, 595554), (1296, 496295), (1620, 397036), (2160, 297777), (3240, 198518), (6480, 99259)]