221736180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1229}}^1$

素因数の和:1369

約数の個数: 96

約数和(自身を含む): 648023040

約数和(自身を除く): 426286860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 97, 124, 155, 186, 194, 291, 310, 372, 388, 465, 485, 582, 620, 930, 970, 1164, 1229, 1455, 1860, 1940, 2458, 2910, 3007, 3687, 4916, 5820, 6014, 6145, 7374, 9021, 12028, 12290, 14748, 15035, 18042, 18435, 24580, 30070, 36084, 36870, 38099, 45105, 60140, 73740, 76198, 90210, 114297, 119213, 152396, 180420, 190495, 228594, 238426, 357639, 380990, 457188, 476852, 571485, 596065, 715278, 761980, 1142970, 1192130, 1430556, 1788195, 2285940, 2384260, 3576390, 3695603, 7152780, 7391206, 11086809, 14782412, 18478015, 22173618, 36956030, 44347236, 55434045, 73912060, 110868090, 221736180]

約数ペア:

[(1, 221736180), (2, 110868090), (3, 73912060), (4, 55434045), (5, 44347236), (6, 36956030), (10, 22173618), (12, 18478015), (15, 14782412), (20, 11086809), (30, 7391206), (31, 7152780), (60, 3695603), (62, 3576390), (93, 2384260), (97, 2285940), (124, 1788195), (155, 1430556), (186, 1192130), (194, 1142970), (291, 761980), (310, 715278), (372, 596065), (388, 571485), (465, 476852), (485, 457188), (582, 380990), (620, 357639), (930, 238426), (970, 228594), (1164, 190495), (1229, 180420), (1455, 152396), (1860, 119213), (1940, 114297), (2458, 90210), (2910, 76198), (3007, 73740), (3687, 60140), (4916, 45105), (5820, 38099), (6014, 36870), (6145, 36084), (7374, 30070), (9021, 24580), (12028, 18435), (12290, 18042), (14748, 15035)]