20190300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 65329152

約数和(自身を除く): 45138852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 167, 186, 195, 260, 300, 310, 325, 334, 372, 390, 403, 465, 501, 620, 650, 668, 775, 780, 806, 835, 930, 975, 1002, 1209, 1300, 1550, 1612, 1670, 1860, 1950, 2004, 2015, 2171, 2325, 2418, 2505, 3100, 3340, 3900, 4030, 4175, 4342, 4650, 4836, 5010, 5177, 6045, 6513, 8060, 8350, 8684, 9300, 10020, 10075, 10354, 10855, 12090, 12525, 13026, 15531, 16700, 20150, 20708, 21710, 24180, 25050, 25885, 26052, 30225, 31062, 32565, 40300, 43420, 50100, 51770, 54275, 60450, 62124, 65130, 67301, 77655, 103540, 108550, 120900, 129425, 130260, 134602, 155310, 162825, 201903, 217100, 258850, 269204, 310620, 325650, 336505, 388275, 403806, 517700, 651300, 673010, 776550, 807612, 1009515, 1346020, 1553100, 1682525, 2019030, 3365050, 4038060, 5047575, 6730100, 10095150, 20190300]

約数ペア:

[(1, 20190300), (2, 10095150), (3, 6730100), (4, 5047575), (5, 4038060), (6, 3365050), (10, 2019030), (12, 1682525), (13, 1553100), (15, 1346020), (20, 1009515), (25, 807612), (26, 776550), (30, 673010), (31, 651300), (39, 517700), (50, 403806), (52, 388275), (60, 336505), (62, 325650), (65, 310620), (75, 269204), (78, 258850), (93, 217100), (100, 201903), (124, 162825), (130, 155310), (150, 134602), (155, 130260), (156, 129425), (167, 120900), (186, 108550), (195, 103540), (260, 77655), (300, 67301), (310, 65130), (325, 62124), (334, 60450), (372, 54275), (390, 51770), (403, 50100), (465, 43420), (501, 40300), (620, 32565), (650, 31062), (668, 30225), (775, 26052), (780, 25885), (806, 25050), (835, 24180), (930, 21710), (975, 20708), (1002, 20150), (1209, 16700), (1300, 15531), (1550, 13026), (1612, 12525), (1670, 12090), (1860, 10855), (1950, 10354), (2004, 10075), (2015, 10020), (2171, 9300), (2325, 8684), (2418, 8350), (2505, 8060), (3100, 6513), (3340, 6045), (3900, 5177), (4030, 5010), (4175, 4836), (4342, 4650)]