8001180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:481

約数の個数: 120

約数和(自身を含む): 27442800

約数和(自身を除く): 19441620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 449, 495, 540, 594, 660, 810, 891, 898, 990, 1188, 1347, 1485, 1620, 1782, 1796, 1980, 2245, 2694, 2970, 3564, 4041, 4455, 4490, 4939, 5388, 5940, 6735, 8082, 8910, 8980, 9878, 12123, 13470, 14817, 16164, 17820, 19756, 20205, 24246, 24695, 26940, 29634, 36369, 40410, 44451, 48492, 49390, 59268, 60615, 72738, 74085, 80820, 88902, 98780, 121230, 133353, 145476, 148170, 177804, 181845, 222255, 242460, 266706, 296340, 363690, 400059, 444510, 533412, 666765, 727380, 800118, 889020, 1333530, 1600236, 2000295, 2667060, 4000590, 8001180]

約数ペア:

[(1, 8001180), (2, 4000590), (3, 2667060), (4, 2000295), (5, 1600236), (6, 1333530), (9, 889020), (10, 800118), (11, 727380), (12, 666765), (15, 533412), (18, 444510), (20, 400059), (22, 363690), (27, 296340), (30, 266706), (33, 242460), (36, 222255), (44, 181845), (45, 177804), (54, 148170), (55, 145476), (60, 133353), (66, 121230), (81, 98780), (90, 88902), (99, 80820), (108, 74085), (110, 72738), (132, 60615), (135, 59268), (162, 49390), (165, 48492), (180, 44451), (198, 40410), (220, 36369), (270, 29634), (297, 26940), (324, 24695), (330, 24246), (396, 20205), (405, 19756), (449, 17820), (495, 16164), (540, 14817), (594, 13470), (660, 12123), (810, 9878), (891, 8980), (898, 8910), (990, 8082), (1188, 6735), (1347, 5940), (1485, 5388), (1620, 4939), (1782, 4490), (1796, 4455), (1980, 4041), (2245, 3564), (2694, 2970)]