131986540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 351187200

約数和(自身を除く): 219200660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 58, 59, 70, 76, 95, 116, 118, 133, 140, 145, 190, 203, 236, 266, 290, 295, 380, 406, 413, 532, 551, 580, 590, 665, 812, 826, 841, 1015, 1102, 1121, 1180, 1330, 1652, 1682, 1711, 2030, 2065, 2204, 2242, 2660, 2755, 3364, 3422, 3857, 4060, 4130, 4205, 4484, 5510, 5605, 5887, 6844, 7714, 7847, 8260, 8410, 8555, 11020, 11210, 11774, 11977, 15428, 15694, 15979, 16820, 17110, 19285, 22420, 23548, 23954, 29435, 31388, 31958, 32509, 34220, 38570, 39235, 47908, 49619, 58870, 59885, 63916, 65018, 77140, 78470, 79895, 99238, 111853, 117740, 119770, 130036, 156940, 159790, 162545, 198476, 223706, 227563, 239540, 248095, 319580, 325090, 347333, 447412, 455126, 496190, 559265, 650180, 694666, 910252, 942761, 992380, 1118530, 1137815, 1389332, 1736665, 1885522, 2237060, 2275630, 3473330, 3771044, 4551260, 4713805, 6599327, 6946660, 9427610, 13198654, 18855220, 26397308, 32996635, 65993270, 131986540]

約数ペア:

[(1, 131986540), (2, 65993270), (4, 32996635), (5, 26397308), (7, 18855220), (10, 13198654), (14, 9427610), (19, 6946660), (20, 6599327), (28, 4713805), (29, 4551260), (35, 3771044), (38, 3473330), (58, 2275630), (59, 2237060), (70, 1885522), (76, 1736665), (95, 1389332), (116, 1137815), (118, 1118530), (133, 992380), (140, 942761), (145, 910252), (190, 694666), (203, 650180), (236, 559265), (266, 496190), (290, 455126), (295, 447412), (380, 347333), (406, 325090), (413, 319580), (532, 248095), (551, 239540), (580, 227563), (590, 223706), (665, 198476), (812, 162545), (826, 159790), (841, 156940), (1015, 130036), (1102, 119770), (1121, 117740), (1180, 111853), (1330, 99238), (1652, 79895), (1682, 78470), (1711, 77140), (2030, 65018), (2065, 63916), (2204, 59885), (2242, 58870), (2660, 49619), (2755, 47908), (3364, 39235), (3422, 38570), (3857, 34220), (4060, 32509), (4130, 31958), (4205, 31388), (4484, 29435), (5510, 23954), (5605, 23548), (5887, 22420), (6844, 19285), (7714, 17110), (7847, 16820), (8260, 15979), (8410, 15694), (8555, 15428), (11020, 11977), (11210, 11774)]