8698620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 28224000

約数和(自身を除く): 19525380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 149, 210, 278, 298, 417, 420, 447, 556, 596, 695, 745, 834, 894, 973, 1043, 1390, 1490, 1668, 1788, 1946, 2085, 2086, 2235, 2780, 2919, 2980, 3129, 3892, 4170, 4172, 4470, 4865, 5215, 5838, 6258, 8340, 8940, 9730, 10430, 11676, 12516, 14595, 15645, 19460, 20711, 20860, 29190, 31290, 41422, 58380, 62133, 62580, 82844, 103555, 124266, 144977, 207110, 248532, 289954, 310665, 414220, 434931, 579908, 621330, 724885, 869862, 1242660, 1449770, 1739724, 2174655, 2899540, 4349310, 8698620]

約数ペア:

[(1, 8698620), (2, 4349310), (3, 2899540), (4, 2174655), (5, 1739724), (6, 1449770), (7, 1242660), (10, 869862), (12, 724885), (14, 621330), (15, 579908), (20, 434931), (21, 414220), (28, 310665), (30, 289954), (35, 248532), (42, 207110), (60, 144977), (70, 124266), (84, 103555), (105, 82844), (139, 62580), (140, 62133), (149, 58380), (210, 41422), (278, 31290), (298, 29190), (417, 20860), (420, 20711), (447, 19460), (556, 15645), (596, 14595), (695, 12516), (745, 11676), (834, 10430), (894, 9730), (973, 8940), (1043, 8340), (1390, 6258), (1490, 5838), (1668, 5215), (1788, 4865), (1946, 4470), (2085, 4172), (2086, 4170), (2235, 3892), (2780, 3129), (2919, 2980)]