153387380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 362880000

約数和(自身を除く): 209492620

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 31, 38, 58, 62, 76, 95, 116, 124, 145, 155, 190, 290, 310, 380, 449, 551, 580, 589, 620, 898, 899, 1102, 1178, 1796, 1798, 2204, 2245, 2356, 2755, 2945, 3596, 4490, 4495, 5510, 5890, 8531, 8980, 8990, 11020, 11780, 13021, 13919, 17062, 17081, 17980, 26042, 27838, 34124, 34162, 42655, 52084, 55676, 65105, 68324, 69595, 85310, 85405, 130210, 139190, 170620, 170810, 247399, 260420, 264461, 278380, 341620, 403651, 494798, 528922, 807302, 989596, 1057844, 1236995, 1322305, 1614604, 2018255, 2473990, 2644610, 4036510, 4947980, 5289220, 7669369, 8073020, 15338738, 30677476, 38346845, 76693690, 153387380]

約数ペア:

[(1, 153387380), (2, 76693690), (4, 38346845), (5, 30677476), (10, 15338738), (19, 8073020), (20, 7669369), (29, 5289220), (31, 4947980), (38, 4036510), (58, 2644610), (62, 2473990), (76, 2018255), (95, 1614604), (116, 1322305), (124, 1236995), (145, 1057844), (155, 989596), (190, 807302), (290, 528922), (310, 494798), (380, 403651), (449, 341620), (551, 278380), (580, 264461), (589, 260420), (620, 247399), (898, 170810), (899, 170620), (1102, 139190), (1178, 130210), (1796, 85405), (1798, 85310), (2204, 69595), (2245, 68324), (2356, 65105), (2755, 55676), (2945, 52084), (3596, 42655), (4490, 34162), (4495, 34124), (5510, 27838), (5890, 26042), (8531, 17980), (8980, 17081), (8990, 17062), (11020, 13919), (11780, 13021)]