20164510980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{21799}}^1$

素因数の和:22391

約数の個数: 120

約数和(自身を含む): 63370507200

約数和(自身を除く): 43205996220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 571, 810, 1142, 1620, 1713, 2284, 2855, 3426, 5139, 5710, 6852, 8565, 10278, 11420, 15417, 17130, 20556, 21799, 25695, 30834, 34260, 43598, 46251, 51390, 61668, 65397, 77085, 87196, 92502, 102780, 108995, 130794, 154170, 185004, 196191, 217990, 231255, 261588, 308340, 326985, 392382, 435980, 462510, 588573, 653970, 784764, 925020, 980955, 1177146, 1307940, 1765719, 1961910, 2354292, 2942865, 3531438, 3923820, 5885730, 7062876, 8828595, 11771460, 12447229, 17657190, 24894458, 35314380, 37341687, 49788916, 62236145, 74683374, 112025061, 124472290, 149366748, 186708435, 224050122, 248944580, 336075183, 373416870, 448100244, 560125305, 672150366, 746833740, 1008225549, 1120250610, 1344300732, 1680375915, 2016451098, 2240501220, 3360751830, 4032902196, 5041127745, 6721503660, 10082255490, 20164510980]

約数ペア:

[(1, 20164510980), (2, 10082255490), (3, 6721503660), (4, 5041127745), (5, 4032902196), (6, 3360751830), (9, 2240501220), (10, 2016451098), (12, 1680375915), (15, 1344300732), (18, 1120250610), (20, 1008225549), (27, 746833740), (30, 672150366), (36, 560125305), (45, 448100244), (54, 373416870), (60, 336075183), (81, 248944580), (90, 224050122), (108, 186708435), (135, 149366748), (162, 124472290), (180, 112025061), (270, 74683374), (324, 62236145), (405, 49788916), (540, 37341687), (571, 35314380), (810, 24894458), (1142, 17657190), (1620, 12447229), (1713, 11771460), (2284, 8828595), (2855, 7062876), (3426, 5885730), (5139, 3923820), (5710, 3531438), (6852, 2942865), (8565, 2354292), (10278, 1961910), (11420, 1765719), (15417, 1307940), (17130, 1177146), (20556, 980955), (21799, 925020), (25695, 784764), (30834, 653970), (34260, 588573), (43598, 462510), (46251, 435980), (51390, 392382), (61668, 326985), (65397, 308340), (77085, 261588), (87196, 231255), (92502, 217990), (102780, 196191), (108995, 185004), (130794, 154170)]