77220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:42

約数の個数: 96

約数和(自身を含む): 282240

約数和(自身を除く): 205020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 39, 44, 45, 52, 54, 55, 60, 65, 66, 78, 90, 99, 108, 110, 117, 130, 132, 135, 143, 156, 165, 180, 195, 198, 220, 234, 260, 270, 286, 297, 330, 351, 390, 396, 429, 468, 495, 540, 572, 585, 594, 660, 702, 715, 780, 858, 990, 1170, 1188, 1287, 1404, 1430, 1485, 1716, 1755, 1980, 2145, 2340, 2574, 2860, 2970, 3510, 3861, 4290, 5148, 5940, 6435, 7020, 7722, 8580, 12870, 15444, 19305, 25740, 38610, 77220]

約数ペア:

[(1, 77220), (2, 38610), (3, 25740), (4, 19305), (5, 15444), (6, 12870), (9, 8580), (10, 7722), (11, 7020), (12, 6435), (13, 5940), (15, 5148), (18, 4290), (20, 3861), (22, 3510), (26, 2970), (27, 2860), (30, 2574), (33, 2340), (36, 2145), (39, 1980), (44, 1755), (45, 1716), (52, 1485), (54, 1430), (55, 1404), (60, 1287), (65, 1188), (66, 1170), (78, 990), (90, 858), (99, 780), (108, 715), (110, 702), (117, 660), (130, 594), (132, 585), (135, 572), (143, 540), (156, 495), (165, 468), (180, 429), (195, 396), (198, 390), (220, 351), (234, 330), (260, 297), (270, 286)]