1213661520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{3911}}^1$

素因数の和:4361

約数の個数: 120

約数和(自身を含む): 4086381312

約数和(自身を除く): 2872719792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 431, 720, 862, 1293, 1724, 2155, 2586, 3448, 3879, 3911, 4310, 5172, 6465, 6896, 7758, 7822, 8620, 10344, 11733, 12930, 15516, 15644, 17240, 19395, 19555, 20688, 23466, 25860, 31032, 31288, 34480, 35199, 38790, 39110, 46932, 51720, 58665, 62064, 62576, 70398, 77580, 78220, 93864, 103440, 117330, 140796, 155160, 156440, 175995, 187728, 234660, 281592, 310320, 312880, 351990, 469320, 563184, 703980, 938640, 1407960, 1685641, 2815920, 3371282, 5056923, 6742564, 8428205, 10113846, 13485128, 15170769, 16856410, 20227692, 25284615, 26970256, 30341538, 33712820, 40455384, 50569230, 60683076, 67425640, 75853845, 80910768, 101138460, 121366152, 134851280, 151707690, 202276920, 242732304, 303415380, 404553840, 606830760, 1213661520]

約数ペア:

[(1, 1213661520), (2, 606830760), (3, 404553840), (4, 303415380), (5, 242732304), (6, 202276920), (8, 151707690), (9, 134851280), (10, 121366152), (12, 101138460), (15, 80910768), (16, 75853845), (18, 67425640), (20, 60683076), (24, 50569230), (30, 40455384), (36, 33712820), (40, 30341538), (45, 26970256), (48, 25284615), (60, 20227692), (72, 16856410), (80, 15170769), (90, 13485128), (120, 10113846), (144, 8428205), (180, 6742564), (240, 5056923), (360, 3371282), (431, 2815920), (720, 1685641), (862, 1407960), (1293, 938640), (1724, 703980), (2155, 563184), (2586, 469320), (3448, 351990), (3879, 312880), (3911, 310320), (4310, 281592), (5172, 234660), (6465, 187728), (6896, 175995), (7758, 156440), (7822, 155160), (8620, 140796), (10344, 117330), (11733, 103440), (12930, 93864), (15516, 78220), (15644, 77580), (17240, 70398), (19395, 62576), (19555, 62064), (20688, 58665), (23466, 51720), (25860, 46932), (31032, 39110), (31288, 38790), (34480, 35199)]