81214320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30763}}^1$

素因数の和:30790

約数の個数: 80

約数和(自身を含む): 274660992

約数和(自身を除く): 193446672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 30763, 61526, 92289, 123052, 153815, 184578, 246104, 307630, 338393, 369156, 461445, 492208, 615260, 676786, 738312, 922890, 1015179, 1230520, 1353572, 1476624, 1691965, 1845780, 2030358, 2461040, 2707144, 3383930, 3691560, 4060716, 5075895, 5414288, 6767860, 7383120, 8121432, 10151790, 13535720, 16242864, 20303580, 27071440, 40607160, 81214320]

約数ペア:

[(1, 81214320), (2, 40607160), (3, 27071440), (4, 20303580), (5, 16242864), (6, 13535720), (8, 10151790), (10, 8121432), (11, 7383120), (12, 6767860), (15, 5414288), (16, 5075895), (20, 4060716), (22, 3691560), (24, 3383930), (30, 2707144), (33, 2461040), (40, 2030358), (44, 1845780), (48, 1691965), (55, 1476624), (60, 1353572), (66, 1230520), (80, 1015179), (88, 922890), (110, 738312), (120, 676786), (132, 615260), (165, 492208), (176, 461445), (220, 369156), (240, 338393), (264, 307630), (330, 246104), (440, 184578), (528, 153815), (660, 123052), (880, 92289), (1320, 61526), (2640, 30763)]