381991610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1300

約数の個数: 128

約数和(自身を含む): 953745408

約数和(自身を除く): 571753798

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 31, 35, 55, 62, 65, 70, 77, 91, 110, 130, 143, 154, 155, 182, 217, 286, 310, 341, 385, 403, 434, 455, 682, 715, 770, 806, 910, 1001, 1085, 1231, 1430, 1705, 2002, 2015, 2170, 2387, 2462, 2821, 3410, 4030, 4433, 4774, 5005, 5642, 6155, 8617, 8866, 10010, 11935, 12310, 13541, 14105, 16003, 17234, 22165, 23870, 27082, 28210, 31031, 32006, 38161, 43085, 44330, 62062, 67705, 76322, 80015, 86170, 94787, 112021, 135410, 155155, 160030, 176033, 189574, 190805, 224042, 267127, 310310, 352066, 381610, 419771, 473935, 496093, 534254, 560105, 839542, 880165, 947870, 992186, 1120210, 1232231, 1335635, 1760330, 2098855, 2464462, 2480465, 2671270, 2938397, 3472651, 4197710, 4960930, 5457023, 5876794, 6161155, 6945302, 10914046, 12322310, 14691985, 17363255, 27285115, 29383970, 34726510, 38199161, 54570230, 76398322, 190995805, 381991610]

約数ペア:

[(1, 381991610), (2, 190995805), (5, 76398322), (7, 54570230), (10, 38199161), (11, 34726510), (13, 29383970), (14, 27285115), (22, 17363255), (26, 14691985), (31, 12322310), (35, 10914046), (55, 6945302), (62, 6161155), (65, 5876794), (70, 5457023), (77, 4960930), (91, 4197710), (110, 3472651), (130, 2938397), (143, 2671270), (154, 2480465), (155, 2464462), (182, 2098855), (217, 1760330), (286, 1335635), (310, 1232231), (341, 1120210), (385, 992186), (403, 947870), (434, 880165), (455, 839542), (682, 560105), (715, 534254), (770, 496093), (806, 473935), (910, 419771), (1001, 381610), (1085, 352066), (1231, 310310), (1430, 267127), (1705, 224042), (2002, 190805), (2015, 189574), (2170, 176033), (2387, 160030), (2462, 155155), (2821, 135410), (3410, 112021), (4030, 94787), (4433, 86170), (4774, 80015), (5005, 76322), (5642, 67705), (6155, 62062), (8617, 44330), (8866, 43085), (10010, 38161), (11935, 32006), (12310, 31031), (13541, 28210), (14105, 27082), (16003, 23870), (17234, 22165)]