155760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:86

約数の個数: 80

約数和(自身を含む): 535680

約数和(自身を除く): 379920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 59, 60, 66, 80, 88, 110, 118, 120, 132, 165, 176, 177, 220, 236, 240, 264, 295, 330, 354, 440, 472, 528, 590, 649, 660, 708, 880, 885, 944, 1180, 1298, 1320, 1416, 1770, 1947, 2360, 2596, 2640, 2832, 3245, 3540, 3894, 4720, 5192, 6490, 7080, 7788, 9735, 10384, 12980, 14160, 15576, 19470, 25960, 31152, 38940, 51920, 77880, 155760]

約数ペア:

[(1, 155760), (2, 77880), (3, 51920), (4, 38940), (5, 31152), (6, 25960), (8, 19470), (10, 15576), (11, 14160), (12, 12980), (15, 10384), (16, 9735), (20, 7788), (22, 7080), (24, 6490), (30, 5192), (33, 4720), (40, 3894), (44, 3540), (48, 3245), (55, 2832), (59, 2640), (60, 2596), (66, 2360), (80, 1947), (88, 1770), (110, 1416), (118, 1320), (120, 1298), (132, 1180), (165, 944), (176, 885), (177, 880), (220, 708), (236, 660), (240, 649), (264, 590), (295, 528), (330, 472), (354, 440)]