1555148880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{5281}}^1$

素因数の和:5709

約数の個数: 120

約数和(自身を含む): 5236469160

約数和(自身を除く): 3681320280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 409, 720, 818, 1227, 1636, 2045, 2454, 3272, 3681, 4090, 4908, 5281, 6135, 6544, 7362, 8180, 9816, 10562, 12270, 14724, 15843, 16360, 18405, 19632, 21124, 24540, 26405, 29448, 31686, 32720, 36810, 42248, 47529, 49080, 52810, 58896, 63372, 73620, 79215, 84496, 95058, 98160, 105620, 126744, 147240, 158430, 190116, 211240, 237645, 253488, 294480, 316860, 380232, 422480, 475290, 633720, 760464, 950580, 1267440, 1901160, 2159929, 3802320, 4319858, 6479787, 8639716, 10799645, 12959574, 17279432, 19439361, 21599290, 25919148, 32398935, 34558864, 38878722, 43198580, 51838296, 64797870, 77757444, 86397160, 97196805, 103676592, 129595740, 155514888, 172794320, 194393610, 259191480, 311029776, 388787220, 518382960, 777574440, 1555148880]

約数ペア:

[(1, 1555148880), (2, 777574440), (3, 518382960), (4, 388787220), (5, 311029776), (6, 259191480), (8, 194393610), (9, 172794320), (10, 155514888), (12, 129595740), (15, 103676592), (16, 97196805), (18, 86397160), (20, 77757444), (24, 64797870), (30, 51838296), (36, 43198580), (40, 38878722), (45, 34558864), (48, 32398935), (60, 25919148), (72, 21599290), (80, 19439361), (90, 17279432), (120, 12959574), (144, 10799645), (180, 8639716), (240, 6479787), (360, 4319858), (409, 3802320), (720, 2159929), (818, 1901160), (1227, 1267440), (1636, 950580), (2045, 760464), (2454, 633720), (3272, 475290), (3681, 422480), (4090, 380232), (4908, 316860), (5281, 294480), (6135, 253488), (6544, 237645), (7362, 211240), (8180, 190116), (9816, 158430), (10562, 147240), (12270, 126744), (14724, 105620), (15843, 98160), (16360, 95058), (18405, 84496), (19632, 79215), (21124, 73620), (24540, 63372), (26405, 58896), (29448, 52810), (31686, 49080), (32720, 47529), (36810, 42248)]