12540007620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{63391}}^1$

素因数の和:63570

約数の個数: 144

約数和(自身を含む): 43749608448

約数和(自身を除く): 31209600828

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 157, 180, 210, 252, 314, 315, 420, 471, 628, 630, 785, 942, 1099, 1260, 1413, 1570, 1884, 2198, 2355, 2826, 3140, 3297, 4396, 4710, 5495, 5652, 6594, 7065, 9420, 9891, 10990, 13188, 14130, 16485, 19782, 21980, 28260, 32970, 39564, 49455, 63391, 65940, 98910, 126782, 190173, 197820, 253564, 316955, 380346, 443737, 570519, 633910, 760692, 887474, 950865, 1141038, 1267820, 1331211, 1774948, 1901730, 2218685, 2282076, 2662422, 2852595, 3803460, 3993633, 4437370, 5324844, 5705190, 6656055, 7987266, 8874740, 9952387, 11410380, 13312110, 15974532, 19904774, 19968165, 26624220, 29857161, 39809548, 39936330, 49761935, 59714322, 69666709, 79872660, 89571483, 99523870, 119428644, 139333418, 149285805, 179142966, 199047740, 209000127, 278666836, 298571610, 348333545, 358285932, 418000254, 447857415, 597143220, 627000381, 696667090, 836000508, 895714830, 1045000635, 1254000762, 1393334180, 1791429660, 2090001270, 2508001524, 3135001905, 4180002540, 6270003810, 12540007620]

約数ペア:

[(1, 12540007620), (2, 6270003810), (3, 4180002540), (4, 3135001905), (5, 2508001524), (6, 2090001270), (7, 1791429660), (9, 1393334180), (10, 1254000762), (12, 1045000635), (14, 895714830), (15, 836000508), (18, 696667090), (20, 627000381), (21, 597143220), (28, 447857415), (30, 418000254), (35, 358285932), (36, 348333545), (42, 298571610), (45, 278666836), (60, 209000127), (63, 199047740), (70, 179142966), (84, 149285805), (90, 139333418), (105, 119428644), (126, 99523870), (140, 89571483), (157, 79872660), (180, 69666709), (210, 59714322), (252, 49761935), (314, 39936330), (315, 39809548), (420, 29857161), (471, 26624220), (628, 19968165), (630, 19904774), (785, 15974532), (942, 13312110), (1099, 11410380), (1260, 9952387), (1413, 8874740), (1570, 7987266), (1884, 6656055), (2198, 5705190), (2355, 5324844), (2826, 4437370), (3140, 3993633), (3297, 3803460), (4396, 2852595), (4710, 2662422), (5495, 2282076), (5652, 2218685), (6594, 1901730), (7065, 1774948), (9420, 1331211), (9891, 1267820), (10990, 1141038), (13188, 950865), (14130, 887474), (16485, 760692), (19782, 633910), (21980, 570519), (28260, 443737), (32970, 380346), (39564, 316955), (49455, 253564), (63391, 197820), (65940, 190173), (98910, 126782)]