698545890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2659}}^1$

素因数の和:2821

約数の個数: 128

約数和(自身を含む): 2145024000

約数和(自身を除く): 1446478110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 139, 189, 210, 270, 278, 315, 378, 417, 630, 695, 834, 945, 973, 1251, 1390, 1890, 1946, 2085, 2502, 2659, 2919, 3753, 4170, 4865, 5318, 5838, 6255, 7506, 7977, 8757, 9730, 12510, 13295, 14595, 15954, 17514, 18613, 18765, 23931, 26271, 26590, 29190, 37226, 37530, 39885, 43785, 47862, 52542, 55839, 71793, 79770, 87570, 93065, 111678, 119655, 131355, 143586, 167517, 186130, 239310, 262710, 279195, 335034, 358965, 369601, 502551, 558390, 717930, 739202, 837585, 1005102, 1108803, 1675170, 1848005, 2217606, 2512755, 2587207, 3326409, 3696010, 5025510, 5174414, 5544015, 6652818, 7761621, 9979227, 11088030, 12936035, 15523242, 16632045, 19958454, 23284863, 25872070, 33264090, 38808105, 46569726, 49896135, 69854589, 77616210, 99792270, 116424315, 139709178, 232848630, 349272945, 698545890]

約数ペア:

[(1, 698545890), (2, 349272945), (3, 232848630), (5, 139709178), (6, 116424315), (7, 99792270), (9, 77616210), (10, 69854589), (14, 49896135), (15, 46569726), (18, 38808105), (21, 33264090), (27, 25872070), (30, 23284863), (35, 19958454), (42, 16632045), (45, 15523242), (54, 12936035), (63, 11088030), (70, 9979227), (90, 7761621), (105, 6652818), (126, 5544015), (135, 5174414), (139, 5025510), (189, 3696010), (210, 3326409), (270, 2587207), (278, 2512755), (315, 2217606), (378, 1848005), (417, 1675170), (630, 1108803), (695, 1005102), (834, 837585), (945, 739202), (973, 717930), (1251, 558390), (1390, 502551), (1890, 369601), (1946, 358965), (2085, 335034), (2502, 279195), (2659, 262710), (2919, 239310), (3753, 186130), (4170, 167517), (4865, 143586), (5318, 131355), (5838, 119655), (6255, 111678), (7506, 93065), (7977, 87570), (8757, 79770), (9730, 71793), (12510, 55839), (13295, 52542), (14595, 47862), (15954, 43785), (17514, 39885), (18613, 37530), (18765, 37226), (23931, 29190), (26271, 26590)]