84891660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1889}}^1$

素因数の和:2015

約数の個数: 96

約数和(自身を含む): 274337280

約数和(自身を除く): 189445620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 321, 420, 428, 535, 642, 749, 1070, 1284, 1498, 1605, 1889, 2140, 2247, 2996, 3210, 3745, 3778, 4494, 5667, 6420, 7490, 7556, 8988, 9445, 11235, 11334, 13223, 14980, 18890, 22470, 22668, 26446, 28335, 37780, 39669, 44940, 52892, 56670, 66115, 79338, 113340, 132230, 158676, 198345, 202123, 264460, 396690, 404246, 606369, 793380, 808492, 1010615, 1212738, 1414861, 2021230, 2425476, 2829722, 3031845, 4042460, 4244583, 5659444, 6063690, 7074305, 8489166, 12127380, 14148610, 16978332, 21222915, 28297220, 42445830, 84891660]

約数ペア:

[(1, 84891660), (2, 42445830), (3, 28297220), (4, 21222915), (5, 16978332), (6, 14148610), (7, 12127380), (10, 8489166), (12, 7074305), (14, 6063690), (15, 5659444), (20, 4244583), (21, 4042460), (28, 3031845), (30, 2829722), (35, 2425476), (42, 2021230), (60, 1414861), (70, 1212738), (84, 1010615), (105, 808492), (107, 793380), (140, 606369), (210, 404246), (214, 396690), (321, 264460), (420, 202123), (428, 198345), (535, 158676), (642, 132230), (749, 113340), (1070, 79338), (1284, 66115), (1498, 56670), (1605, 52892), (1889, 44940), (2140, 39669), (2247, 37780), (2996, 28335), (3210, 26446), (3745, 22668), (3778, 22470), (4494, 18890), (5667, 14980), (6420, 13223), (7490, 11334), (7556, 11235), (8988, 9445)]