1868713020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{1321}}^1$

素因数の和:1636

約数の個数: 144

約数和(自身を含む): 5889985920

約数和(自身を除く): 4021272900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 271, 290, 348, 435, 522, 542, 580, 813, 870, 1044, 1084, 1305, 1321, 1355, 1626, 1740, 2439, 2610, 2642, 2710, 3252, 3963, 4065, 4878, 5220, 5284, 5420, 6605, 7859, 7926, 8130, 9756, 11889, 12195, 13210, 15718, 15852, 16260, 19815, 23577, 23778, 24390, 26420, 31436, 38309, 39295, 39630, 47154, 47556, 48780, 59445, 70731, 76618, 78590, 79260, 94308, 114927, 117885, 118890, 141462, 153236, 157180, 191545, 229854, 235770, 237780, 282924, 344781, 353655, 357991, 383090, 459708, 471540, 574635, 689562, 707310, 715982, 766180, 1073973, 1149270, 1379124, 1414620, 1431964, 1723905, 1789955, 2147946, 2298540, 3221919, 3447810, 3579910, 4295892, 5369865, 6443838, 6895620, 7159820, 10381739, 10739730, 12887676, 16109595, 20763478, 21479460, 31145217, 32219190, 41526956, 51908695, 62290434, 64438380, 93435651, 103817390, 124580868, 155726085, 186871302, 207634780, 311452170, 373742604, 467178255, 622904340, 934356510, 1868713020]

約数ペア:

[(1, 1868713020), (2, 934356510), (3, 622904340), (4, 467178255), (5, 373742604), (6, 311452170), (9, 207634780), (10, 186871302), (12, 155726085), (15, 124580868), (18, 103817390), (20, 93435651), (29, 64438380), (30, 62290434), (36, 51908695), (45, 41526956), (58, 32219190), (60, 31145217), (87, 21479460), (90, 20763478), (116, 16109595), (145, 12887676), (174, 10739730), (180, 10381739), (261, 7159820), (271, 6895620), (290, 6443838), (348, 5369865), (435, 4295892), (522, 3579910), (542, 3447810), (580, 3221919), (813, 2298540), (870, 2147946), (1044, 1789955), (1084, 1723905), (1305, 1431964), (1321, 1414620), (1355, 1379124), (1626, 1149270), (1740, 1073973), (2439, 766180), (2610, 715982), (2642, 707310), (2710, 689562), (3252, 574635), (3963, 471540), (4065, 459708), (4878, 383090), (5220, 357991), (5284, 353655), (5420, 344781), (6605, 282924), (7859, 237780), (7926, 235770), (8130, 229854), (9756, 191545), (11889, 157180), (12195, 153236), (13210, 141462), (15718, 118890), (15852, 117885), (16260, 114927), (19815, 94308), (23577, 79260), (23778, 78590), (24390, 76618), (26420, 70731), (31436, 59445), (38309, 48780), (39295, 47556), (39630, 47154)]