2490246120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{14243}}^1$

素因数の和:14335

約数の個数: 128

約数和(自身を含む): 7876362240

約数和(自身を除く): 5386116120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 47, 60, 62, 93, 94, 120, 124, 141, 155, 186, 188, 235, 248, 282, 310, 372, 376, 465, 470, 564, 620, 705, 744, 930, 940, 1128, 1240, 1410, 1457, 1860, 1880, 2820, 2914, 3720, 4371, 5640, 5828, 7285, 8742, 11656, 14243, 14570, 17484, 21855, 28486, 29140, 34968, 42729, 43710, 56972, 58280, 71215, 85458, 87420, 113944, 142430, 170916, 174840, 213645, 284860, 341832, 427290, 441533, 569720, 669421, 854580, 883066, 1324599, 1338842, 1709160, 1766132, 2008263, 2207665, 2649198, 2677684, 3347105, 3532264, 4016526, 4415330, 5298396, 5355368, 6622995, 6694210, 8033052, 8830660, 10041315, 10596792, 13245990, 13388420, 16066104, 17661320, 20082630, 20752051, 26491980, 26776840, 40165260, 41504102, 52983960, 62256153, 80330520, 83008204, 103760255, 124512306, 166016408, 207520510, 249024612, 311280765, 415041020, 498049224, 622561530, 830082040, 1245123060, 2490246120]

約数ペア:

[(1, 2490246120), (2, 1245123060), (3, 830082040), (4, 622561530), (5, 498049224), (6, 415041020), (8, 311280765), (10, 249024612), (12, 207520510), (15, 166016408), (20, 124512306), (24, 103760255), (30, 83008204), (31, 80330520), (40, 62256153), (47, 52983960), (60, 41504102), (62, 40165260), (93, 26776840), (94, 26491980), (120, 20752051), (124, 20082630), (141, 17661320), (155, 16066104), (186, 13388420), (188, 13245990), (235, 10596792), (248, 10041315), (282, 8830660), (310, 8033052), (372, 6694210), (376, 6622995), (465, 5355368), (470, 5298396), (564, 4415330), (620, 4016526), (705, 3532264), (744, 3347105), (930, 2677684), (940, 2649198), (1128, 2207665), (1240, 2008263), (1410, 1766132), (1457, 1709160), (1860, 1338842), (1880, 1324599), (2820, 883066), (2914, 854580), (3720, 669421), (4371, 569720), (5640, 441533), (5828, 427290), (7285, 341832), (8742, 284860), (11656, 213645), (14243, 174840), (14570, 170916), (17484, 142430), (21855, 113944), (28486, 87420), (29140, 85458), (34968, 71215), (42729, 58280), (43710, 56972)]