85640520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2371}}^1$

素因数の和:2435

約数の個数: 128

約数和(自身を含む): 300579840

約数和(自身を除く): 214939320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2371, 2408, 2580, 3010, 3612, 4515, 4742, 5160, 6020, 7113, 7224, 9030, 9484, 11855, 12040, 14226, 16597, 18060, 18968, 23710, 28452, 33194, 35565, 36120, 47420, 49791, 56904, 66388, 71130, 82985, 94840, 99582, 101953, 132776, 142260, 165970, 199164, 203906, 248955, 284520, 305859, 331940, 398328, 407812, 497910, 509765, 611718, 663880, 713671, 815624, 995820, 1019530, 1223436, 1427342, 1529295, 1991640, 2039060, 2141013, 2446872, 2854684, 3058590, 3568355, 4078120, 4282026, 5709368, 6117180, 7136710, 8564052, 10705065, 12234360, 14273420, 17128104, 21410130, 28546840, 42820260, 85640520]

約数ペア:

[(1, 85640520), (2, 42820260), (3, 28546840), (4, 21410130), (5, 17128104), (6, 14273420), (7, 12234360), (8, 10705065), (10, 8564052), (12, 7136710), (14, 6117180), (15, 5709368), (20, 4282026), (21, 4078120), (24, 3568355), (28, 3058590), (30, 2854684), (35, 2446872), (40, 2141013), (42, 2039060), (43, 1991640), (56, 1529295), (60, 1427342), (70, 1223436), (84, 1019530), (86, 995820), (105, 815624), (120, 713671), (129, 663880), (140, 611718), (168, 509765), (172, 497910), (210, 407812), (215, 398328), (258, 331940), (280, 305859), (301, 284520), (344, 248955), (420, 203906), (430, 199164), (516, 165970), (602, 142260), (645, 132776), (840, 101953), (860, 99582), (903, 94840), (1032, 82985), (1204, 71130), (1290, 66388), (1505, 56904), (1720, 49791), (1806, 47420), (2371, 36120), (2408, 35565), (2580, 33194), (3010, 28452), (3612, 23710), (4515, 18968), (4742, 18060), (5160, 16597), (6020, 14226), (7113, 12040), (7224, 11855), (9030, 9484)]