204962080

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^3\times {\mathrm{43}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 511999488

約数和(自身を除く): 307037408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 80, 86, 124, 155, 160, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 961, 992, 1240, 1333, 1376, 1720, 1922, 2480, 2666, 3440, 3844, 4805, 4960, 5332, 6665, 6880, 7688, 9610, 10664, 13330, 15376, 19220, 21328, 26660, 29791, 30752, 38440, 41323, 42656, 53320, 59582, 76880, 82646, 106640, 119164, 148955, 153760, 165292, 206615, 213280, 238328, 297910, 330584, 413230, 476656, 595820, 661168, 826460, 953312, 1191640, 1281013, 1322336, 1652920, 2383280, 2562026, 3305840, 4766560, 5124052, 6405065, 6611680, 10248104, 12810130, 20496208, 25620260, 40992416, 51240520, 102481040, 204962080]

約数ペア:

[(1, 204962080), (2, 102481040), (4, 51240520), (5, 40992416), (8, 25620260), (10, 20496208), (16, 12810130), (20, 10248104), (31, 6611680), (32, 6405065), (40, 5124052), (43, 4766560), (62, 3305840), (80, 2562026), (86, 2383280), (124, 1652920), (155, 1322336), (160, 1281013), (172, 1191640), (215, 953312), (248, 826460), (310, 661168), (344, 595820), (430, 476656), (496, 413230), (620, 330584), (688, 297910), (860, 238328), (961, 213280), (992, 206615), (1240, 165292), (1333, 153760), (1376, 148955), (1720, 119164), (1922, 106640), (2480, 82646), (2666, 76880), (3440, 59582), (3844, 53320), (4805, 42656), (4960, 41323), (5332, 38440), (6665, 30752), (6880, 29791), (7688, 26660), (9610, 21328), (10664, 19220), (13330, 15376)]