55571220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 181988352

約数和(自身を除く): 126417132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 433, 460, 465, 558, 620, 690, 713, 828, 866, 930, 1035, 1116, 1299, 1380, 1395, 1426, 1732, 1860, 2070, 2139, 2165, 2598, 2790, 2852, 3565, 3897, 4140, 4278, 4330, 5196, 5580, 6417, 6495, 7130, 7794, 8556, 8660, 9959, 10695, 12834, 12990, 13423, 14260, 15588, 19485, 19918, 21390, 25668, 25980, 26846, 29877, 32085, 38970, 39836, 40269, 42780, 49795, 53692, 59754, 64170, 67115, 77940, 80538, 89631, 99590, 119508, 120807, 128340, 134230, 149385, 161076, 179262, 199180, 201345, 241614, 268460, 298770, 308729, 358524, 402690, 448155, 483228, 597540, 604035, 617458, 805380, 896310, 926187, 1208070, 1234916, 1543645, 1792620, 1852374, 2416140, 2778561, 3087290, 3704748, 4630935, 5557122, 6174580, 9261870, 11114244, 13892805, 18523740, 27785610, 55571220]

約数ペア:

[(1, 55571220), (2, 27785610), (3, 18523740), (4, 13892805), (5, 11114244), (6, 9261870), (9, 6174580), (10, 5557122), (12, 4630935), (15, 3704748), (18, 3087290), (20, 2778561), (23, 2416140), (30, 1852374), (31, 1792620), (36, 1543645), (45, 1234916), (46, 1208070), (60, 926187), (62, 896310), (69, 805380), (90, 617458), (92, 604035), (93, 597540), (115, 483228), (124, 448155), (138, 402690), (155, 358524), (180, 308729), (186, 298770), (207, 268460), (230, 241614), (276, 201345), (279, 199180), (310, 179262), (345, 161076), (372, 149385), (414, 134230), (433, 128340), (460, 120807), (465, 119508), (558, 99590), (620, 89631), (690, 80538), (713, 77940), (828, 67115), (866, 64170), (930, 59754), (1035, 53692), (1116, 49795), (1299, 42780), (1380, 40269), (1395, 39836), (1426, 38970), (1732, 32085), (1860, 29877), (2070, 26846), (2139, 25980), (2165, 25668), (2598, 21390), (2790, 19918), (2852, 19485), (3565, 15588), (3897, 14260), (4140, 13423), (4278, 12990), (4330, 12834), (5196, 10695), (5580, 9959), (6417, 8660), (6495, 8556), (7130, 7794)]