20153456460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{761}}^1\times {\mathrm{881}}^1$

素因数の和:1824

約数の個数: 144

約数和(自身を含む): 61648921152

約数和(自身を除く): 41495464692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 668, 761, 835, 881, 1002, 1503, 1522, 1670, 1762, 2004, 2283, 2505, 2643, 3006, 3044, 3340, 3524, 3805, 4405, 4566, 5010, 5286, 6012, 6849, 7515, 7610, 7929, 8810, 9132, 10020, 10572, 11415, 13215, 13698, 15030, 15220, 15858, 17620, 22830, 26430, 27396, 30060, 31716, 34245, 39645, 45660, 52860, 68490, 79290, 127087, 136980, 147127, 158580, 254174, 294254, 381261, 441381, 508348, 588508, 635435, 670441, 735635, 762522, 882762, 1143783, 1270870, 1324143, 1340882, 1471270, 1525044, 1765524, 1906305, 2011323, 2206905, 2287566, 2541740, 2648286, 2681764, 2942540, 3352205, 3812610, 4022646, 4413810, 4575132, 5296572, 5718915, 6033969, 6620715, 6704410, 7625220, 8045292, 8827620, 10056615, 11437830, 12067938, 13241430, 13408820, 20113230, 22875660, 24135876, 26482860, 30169845, 40226460, 60339690, 111963647, 120679380, 223927294, 335890941, 447854588, 559818235, 671781882, 1007672823, 1119636470, 1343563764, 1679454705, 2015345646, 2239272940, 3358909410, 4030691292, 5038364115, 6717818820, 10076728230, 20153456460]

約数ペア:

[(1, 20153456460), (2, 10076728230), (3, 6717818820), (4, 5038364115), (5, 4030691292), (6, 3358909410), (9, 2239272940), (10, 2015345646), (12, 1679454705), (15, 1343563764), (18, 1119636470), (20, 1007672823), (30, 671781882), (36, 559818235), (45, 447854588), (60, 335890941), (90, 223927294), (167, 120679380), (180, 111963647), (334, 60339690), (501, 40226460), (668, 30169845), (761, 26482860), (835, 24135876), (881, 22875660), (1002, 20113230), (1503, 13408820), (1522, 13241430), (1670, 12067938), (1762, 11437830), (2004, 10056615), (2283, 8827620), (2505, 8045292), (2643, 7625220), (3006, 6704410), (3044, 6620715), (3340, 6033969), (3524, 5718915), (3805, 5296572), (4405, 4575132), (4566, 4413810), (5010, 4022646), (5286, 3812610), (6012, 3352205), (6849, 2942540), (7515, 2681764), (7610, 2648286), (7929, 2541740), (8810, 2287566), (9132, 2206905), (10020, 2011323), (10572, 1906305), (11415, 1765524), (13215, 1525044), (13698, 1471270), (15030, 1340882), (15220, 1324143), (15858, 1270870), (17620, 1143783), (22830, 882762), (26430, 762522), (27396, 735635), (30060, 670441), (31716, 635435), (34245, 588508), (39645, 508348), (45660, 441381), (52860, 381261), (68490, 294254), (79290, 254174), (127087, 158580), (136980, 147127)]