389750340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17509}}^1$

素因数の和:17581

約数の個数: 96

約数和(自身を含む): 1270805760

約数和(自身を除く): 881055420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 371, 420, 530, 636, 742, 795, 1060, 1113, 1484, 1590, 1855, 2226, 3180, 3710, 4452, 5565, 7420, 11130, 17509, 22260, 35018, 52527, 70036, 87545, 105054, 122563, 175090, 210108, 245126, 262635, 350180, 367689, 490252, 525270, 612815, 735378, 927977, 1050540, 1225630, 1470756, 1838445, 1855954, 2451260, 2783931, 3676890, 3711908, 4639885, 5567862, 6495839, 7353780, 9279770, 11135724, 12991678, 13919655, 18559540, 19487517, 25983356, 27839310, 32479195, 38975034, 55678620, 64958390, 77950068, 97437585, 129916780, 194875170, 389750340]

約数ペア:

[(1, 389750340), (2, 194875170), (3, 129916780), (4, 97437585), (5, 77950068), (6, 64958390), (7, 55678620), (10, 38975034), (12, 32479195), (14, 27839310), (15, 25983356), (20, 19487517), (21, 18559540), (28, 13919655), (30, 12991678), (35, 11135724), (42, 9279770), (53, 7353780), (60, 6495839), (70, 5567862), (84, 4639885), (105, 3711908), (106, 3676890), (140, 2783931), (159, 2451260), (210, 1855954), (212, 1838445), (265, 1470756), (318, 1225630), (371, 1050540), (420, 927977), (530, 735378), (636, 612815), (742, 525270), (795, 490252), (1060, 367689), (1113, 350180), (1484, 262635), (1590, 245126), (1855, 210108), (2226, 175090), (3180, 122563), (3710, 105054), (4452, 87545), (5565, 70036), (7420, 52527), (11130, 35018), (17509, 22260)]