17719380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^4\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 180

約数和(自身を含む): 64232532

約数和(自身を除く): 46513152

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 49, 60, 63, 70, 82, 84, 90, 98, 105, 123, 126, 140, 147, 164, 180, 196, 205, 210, 245, 246, 252, 287, 294, 315, 343, 369, 410, 420, 441, 490, 492, 574, 588, 615, 630, 686, 735, 738, 820, 861, 882, 980, 1029, 1148, 1230, 1260, 1372, 1435, 1470, 1476, 1715, 1722, 1764, 1845, 2009, 2058, 2205, 2401, 2460, 2583, 2870, 2940, 3087, 3430, 3444, 3690, 4018, 4116, 4305, 4410, 4802, 5145, 5166, 5740, 6027, 6174, 6860, 7203, 7380, 8036, 8610, 8820, 9604, 10045, 10290, 10332, 12005, 12054, 12348, 12915, 14063, 14406, 15435, 17220, 18081, 20090, 20580, 21609, 24010, 24108, 25830, 28126, 28812, 30135, 30870, 36015, 36162, 40180, 42189, 43218, 48020, 51660, 56252, 60270, 61740, 70315, 72030, 72324, 84378, 86436, 90405, 98441, 108045, 120540, 126567, 140630, 144060, 168756, 180810, 196882, 210945, 216090, 253134, 281260, 295323, 361620, 393764, 421890, 432180, 492205, 506268, 590646, 632835, 843780, 885969, 984410, 1181292, 1265670, 1476615, 1771938, 1968820, 2531340, 2953230, 3543876, 4429845, 5906460, 8859690, 17719380]

約数ペア:

[(1, 17719380), (2, 8859690), (3, 5906460), (4, 4429845), (5, 3543876), (6, 2953230), (7, 2531340), (9, 1968820), (10, 1771938), (12, 1476615), (14, 1265670), (15, 1181292), (18, 984410), (20, 885969), (21, 843780), (28, 632835), (30, 590646), (35, 506268), (36, 492205), (41, 432180), (42, 421890), (45, 393764), (49, 361620), (60, 295323), (63, 281260), (70, 253134), (82, 216090), (84, 210945), (90, 196882), (98, 180810), (105, 168756), (123, 144060), (126, 140630), (140, 126567), (147, 120540), (164, 108045), (180, 98441), (196, 90405), (205, 86436), (210, 84378), (245, 72324), (246, 72030), (252, 70315), (287, 61740), (294, 60270), (315, 56252), (343, 51660), (369, 48020), (410, 43218), (420, 42189), (441, 40180), (490, 36162), (492, 36015), (574, 30870), (588, 30135), (615, 28812), (630, 28126), (686, 25830), (735, 24108), (738, 24010), (820, 21609), (861, 20580), (882, 20090), (980, 18081), (1029, 17220), (1148, 15435), (1230, 14406), (1260, 14063), (1372, 12915), (1435, 12348), (1470, 12054), (1476, 12005), (1715, 10332), (1722, 10290), (1764, 10045), (1845, 9604), (2009, 8820), (2058, 8610), (2205, 8036), (2401, 7380), (2460, 7203), (2583, 6860), (2870, 6174), (2940, 6027), (3087, 5740), (3430, 5166), (3444, 5145), (3690, 4802), (4018, 4410), (4116, 4305)]