66703980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{659}}^1$

素因数の和:919

約数の個数: 96

約数和(自身を含む): 214663680

約数和(自身を除く): 147959700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 241, 420, 482, 659, 723, 964, 1205, 1318, 1446, 1687, 1977, 2410, 2636, 2892, 3295, 3374, 3615, 3954, 4613, 4820, 5061, 6590, 6748, 7230, 7908, 8435, 9226, 9885, 10122, 13180, 13839, 14460, 16870, 18452, 19770, 20244, 23065, 25305, 27678, 33740, 39540, 46130, 50610, 55356, 69195, 92260, 101220, 138390, 158819, 276780, 317638, 476457, 635276, 794095, 952914, 1111733, 1588190, 1905828, 2223466, 2382285, 3176380, 3335199, 4446932, 4764570, 5558665, 6670398, 9529140, 11117330, 13340796, 16675995, 22234660, 33351990, 66703980]

約数ペア:

[(1, 66703980), (2, 33351990), (3, 22234660), (4, 16675995), (5, 13340796), (6, 11117330), (7, 9529140), (10, 6670398), (12, 5558665), (14, 4764570), (15, 4446932), (20, 3335199), (21, 3176380), (28, 2382285), (30, 2223466), (35, 1905828), (42, 1588190), (60, 1111733), (70, 952914), (84, 794095), (105, 635276), (140, 476457), (210, 317638), (241, 276780), (420, 158819), (482, 138390), (659, 101220), (723, 92260), (964, 69195), (1205, 55356), (1318, 50610), (1446, 46130), (1687, 39540), (1977, 33740), (2410, 27678), (2636, 25305), (2892, 23065), (3295, 20244), (3374, 19770), (3615, 18452), (3954, 16870), (4613, 14460), (4820, 13839), (5061, 13180), (6590, 10122), (6748, 9885), (7230, 9226), (7908, 8435)]