42777720

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{163}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 145253160

約数和(自身を除く): 102475440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 163, 180, 216, 243, 270, 324, 326, 360, 405, 486, 489, 540, 648, 652, 729, 810, 815, 972, 978, 1080, 1215, 1304, 1458, 1467, 1620, 1630, 1944, 1956, 2187, 2430, 2445, 2916, 2934, 3240, 3260, 3645, 3912, 4374, 4401, 4860, 4890, 5832, 5868, 6520, 6561, 7290, 7335, 8748, 8802, 9720, 9780, 10935, 11736, 13122, 13203, 14580, 14670, 17496, 17604, 19560, 21870, 22005, 26244, 26406, 29160, 29340, 32805, 35208, 39609, 43740, 44010, 52488, 52812, 58680, 65610, 66015, 79218, 87480, 88020, 105624, 118827, 131220, 132030, 158436, 176040, 198045, 237654, 262440, 264060, 316872, 356481, 396090, 475308, 528120, 594135, 712962, 792180, 950616, 1069443, 1188270, 1425924, 1584360, 1782405, 2138886, 2376540, 2851848, 3564810, 4277772, 4753080, 5347215, 7129620, 8555544, 10694430, 14259240, 21388860, 42777720]

約数ペア:

[(1, 42777720), (2, 21388860), (3, 14259240), (4, 10694430), (5, 8555544), (6, 7129620), (8, 5347215), (9, 4753080), (10, 4277772), (12, 3564810), (15, 2851848), (18, 2376540), (20, 2138886), (24, 1782405), (27, 1584360), (30, 1425924), (36, 1188270), (40, 1069443), (45, 950616), (54, 792180), (60, 712962), (72, 594135), (81, 528120), (90, 475308), (108, 396090), (120, 356481), (135, 316872), (162, 264060), (163, 262440), (180, 237654), (216, 198045), (243, 176040), (270, 158436), (324, 132030), (326, 131220), (360, 118827), (405, 105624), (486, 88020), (489, 87480), (540, 79218), (648, 66015), (652, 65610), (729, 58680), (810, 52812), (815, 52488), (972, 44010), (978, 43740), (1080, 39609), (1215, 35208), (1304, 32805), (1458, 29340), (1467, 29160), (1620, 26406), (1630, 26244), (1944, 22005), (1956, 21870), (2187, 19560), (2430, 17604), (2445, 17496), (2916, 14670), (2934, 14580), (3240, 13203), (3260, 13122), (3645, 11736), (3912, 10935), (4374, 9780), (4401, 9720), (4860, 8802), (4890, 8748), (5832, 7335), (5868, 7290), (6520, 6561)]