15655860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7907}}^1$

素因数の和:7933

約数の個数: 72

約数和(自身を含む): 51813216

約数和(自身を除く): 36157356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 7907, 15814, 23721, 31628, 39535, 47442, 71163, 79070, 86977, 94884, 118605, 142326, 158140, 173954, 237210, 260931, 284652, 347908, 355815, 434885, 474420, 521862, 711630, 782793, 869770, 1043724, 1304655, 1423260, 1565586, 1739540, 2609310, 3131172, 3913965, 5218620, 7827930, 15655860]

約数ペア:

[(1, 15655860), (2, 7827930), (3, 5218620), (4, 3913965), (5, 3131172), (6, 2609310), (9, 1739540), (10, 1565586), (11, 1423260), (12, 1304655), (15, 1043724), (18, 869770), (20, 782793), (22, 711630), (30, 521862), (33, 474420), (36, 434885), (44, 355815), (45, 347908), (55, 284652), (60, 260931), (66, 237210), (90, 173954), (99, 158140), (110, 142326), (132, 118605), (165, 94884), (180, 86977), (198, 79070), (220, 71163), (330, 47442), (396, 39535), (495, 31628), (660, 23721), (990, 15814), (1980, 7907)]