320029380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17959}}^1$

素因数の和:17991

約数の個数: 120

約数和(自身を含む): 1095272640

約数和(自身を除く): 775243260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2970, 3564, 4455, 5940, 8910, 17820, 17959, 35918, 53877, 71836, 89795, 107754, 161631, 179590, 197549, 215508, 269385, 323262, 359180, 395098, 484893, 538770, 592647, 646524, 790196, 808155, 969786, 987745, 1077540, 1185294, 1454679, 1616310, 1777941, 1939572, 1975490, 2370588, 2424465, 2909358, 2963235, 3232620, 3555882, 3950980, 4848930, 5333823, 5818716, 5926470, 7111764, 7273395, 8889705, 9697860, 10667646, 11852940, 14546790, 16001469, 17779410, 21335292, 26669115, 29093580, 32002938, 35558820, 53338230, 64005876, 80007345, 106676460, 160014690, 320029380]

約数ペア:

[(1, 320029380), (2, 160014690), (3, 106676460), (4, 80007345), (5, 64005876), (6, 53338230), (9, 35558820), (10, 32002938), (11, 29093580), (12, 26669115), (15, 21335292), (18, 17779410), (20, 16001469), (22, 14546790), (27, 11852940), (30, 10667646), (33, 9697860), (36, 8889705), (44, 7273395), (45, 7111764), (54, 5926470), (55, 5818716), (60, 5333823), (66, 4848930), (81, 3950980), (90, 3555882), (99, 3232620), (108, 2963235), (110, 2909358), (132, 2424465), (135, 2370588), (162, 1975490), (165, 1939572), (180, 1777941), (198, 1616310), (220, 1454679), (270, 1185294), (297, 1077540), (324, 987745), (330, 969786), (396, 808155), (405, 790196), (495, 646524), (540, 592647), (594, 538770), (660, 484893), (810, 395098), (891, 359180), (990, 323262), (1188, 269385), (1485, 215508), (1620, 197549), (1782, 179590), (1980, 161631), (2970, 107754), (3564, 89795), (4455, 71836), (5940, 53877), (8910, 35918), (17820, 17959)]