51613320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:727

約数の個数: 128

約数和(自身を含む): 171953280

約数和(自身を除く): 120339960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 244, 264, 305, 330, 366, 440, 488, 610, 641, 660, 671, 732, 915, 1220, 1282, 1320, 1342, 1464, 1830, 1923, 2013, 2440, 2564, 2684, 3205, 3355, 3660, 3846, 4026, 5128, 5368, 6410, 6710, 7051, 7320, 7692, 8052, 9615, 10065, 12820, 13420, 14102, 15384, 16104, 19230, 20130, 21153, 25640, 26840, 28204, 35255, 38460, 39101, 40260, 42306, 56408, 70510, 76920, 78202, 80520, 84612, 105765, 117303, 141020, 156404, 169224, 195505, 211530, 234606, 282040, 312808, 391010, 423060, 430111, 469212, 586515, 782020, 846120, 860222, 938424, 1173030, 1290333, 1564040, 1720444, 2150555, 2346060, 2580666, 3440888, 4301110, 4692120, 5161332, 6451665, 8602220, 10322664, 12903330, 17204440, 25806660, 51613320]

約数ペア:

[(1, 51613320), (2, 25806660), (3, 17204440), (4, 12903330), (5, 10322664), (6, 8602220), (8, 6451665), (10, 5161332), (11, 4692120), (12, 4301110), (15, 3440888), (20, 2580666), (22, 2346060), (24, 2150555), (30, 1720444), (33, 1564040), (40, 1290333), (44, 1173030), (55, 938424), (60, 860222), (61, 846120), (66, 782020), (88, 586515), (110, 469212), (120, 430111), (122, 423060), (132, 391010), (165, 312808), (183, 282040), (220, 234606), (244, 211530), (264, 195505), (305, 169224), (330, 156404), (366, 141020), (440, 117303), (488, 105765), (610, 84612), (641, 80520), (660, 78202), (671, 76920), (732, 70510), (915, 56408), (1220, 42306), (1282, 40260), (1320, 39101), (1342, 38460), (1464, 35255), (1830, 28204), (1923, 26840), (2013, 25640), (2440, 21153), (2564, 20130), (2684, 19230), (3205, 16104), (3355, 15384), (3660, 14102), (3846, 13420), (4026, 12820), (5128, 10065), (5368, 9615), (6410, 8052), (6710, 7692), (7051, 7320)]