51511530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 128

約数和(自身を含む): 153280512

約数和(自身を除く): 101768982

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 47, 51, 70, 85, 94, 102, 105, 119, 141, 170, 210, 235, 238, 255, 282, 307, 329, 357, 470, 510, 595, 614, 658, 705, 714, 799, 921, 987, 1190, 1410, 1535, 1598, 1645, 1785, 1842, 1974, 2149, 2397, 3070, 3290, 3570, 3995, 4298, 4605, 4794, 4935, 5219, 5593, 6447, 7990, 9210, 9870, 10438, 10745, 11186, 11985, 12894, 14429, 15657, 16779, 21490, 23970, 26095, 27965, 28858, 31314, 32235, 33558, 36533, 43287, 52190, 55930, 64470, 72145, 73066, 78285, 83895, 86574, 101003, 109599, 144290, 156570, 167790, 182665, 202006, 216435, 219198, 245293, 303009, 365330, 432870, 490586, 505015, 547995, 606018, 735879, 1010030, 1095990, 1226465, 1471758, 1515045, 1717051, 2452930, 3030090, 3434102, 3679395, 5151153, 7358790, 8585255, 10302306, 17170510, 25755765, 51511530]

約数ペア:

[(1, 51511530), (2, 25755765), (3, 17170510), (5, 10302306), (6, 8585255), (7, 7358790), (10, 5151153), (14, 3679395), (15, 3434102), (17, 3030090), (21, 2452930), (30, 1717051), (34, 1515045), (35, 1471758), (42, 1226465), (47, 1095990), (51, 1010030), (70, 735879), (85, 606018), (94, 547995), (102, 505015), (105, 490586), (119, 432870), (141, 365330), (170, 303009), (210, 245293), (235, 219198), (238, 216435), (255, 202006), (282, 182665), (307, 167790), (329, 156570), (357, 144290), (470, 109599), (510, 101003), (595, 86574), (614, 83895), (658, 78285), (705, 73066), (714, 72145), (799, 64470), (921, 55930), (987, 52190), (1190, 43287), (1410, 36533), (1535, 33558), (1598, 32235), (1645, 31314), (1785, 28858), (1842, 27965), (1974, 26095), (2149, 23970), (2397, 21490), (3070, 16779), (3290, 15657), (3570, 14429), (3995, 12894), (4298, 11985), (4605, 11186), (4794, 10745), (4935, 10438), (5219, 9870), (5593, 9210), (6447, 7990)]