2020860180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:814

約数の個数: 144

約数和(自身を含む): 6224400000

約数和(自身を除く): 4203539820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 151, 180, 298, 302, 447, 453, 499, 596, 604, 745, 755, 894, 906, 998, 1341, 1359, 1490, 1497, 1510, 1788, 1812, 1996, 2235, 2265, 2495, 2682, 2718, 2980, 2994, 3020, 4470, 4491, 4530, 4990, 5364, 5436, 5988, 6705, 6795, 7485, 8940, 8982, 9060, 9980, 13410, 13590, 14970, 17964, 22455, 22499, 26820, 27180, 29940, 44910, 44998, 67497, 74351, 75349, 89820, 89996, 112495, 134994, 148702, 150698, 202491, 223053, 224990, 226047, 269988, 297404, 301396, 337485, 371755, 376745, 404982, 446106, 449980, 452094, 669159, 674970, 678141, 743510, 753490, 809964, 892212, 904188, 1012455, 1115265, 1130235, 1338318, 1349940, 1356282, 1487020, 1506980, 2024910, 2230530, 2260470, 2676636, 2712564, 3345795, 3390705, 4049820, 4461060, 4520940, 6691590, 6781410, 11227001, 13383180, 13562820, 22454002, 33681003, 44908004, 56135005, 67362006, 101043009, 112270010, 134724012, 168405015, 202086018, 224540020, 336810030, 404172036, 505215045, 673620060, 1010430090, 2020860180]

約数ペア:

[(1, 2020860180), (2, 1010430090), (3, 673620060), (4, 505215045), (5, 404172036), (6, 336810030), (9, 224540020), (10, 202086018), (12, 168405015), (15, 134724012), (18, 112270010), (20, 101043009), (30, 67362006), (36, 56135005), (45, 44908004), (60, 33681003), (90, 22454002), (149, 13562820), (151, 13383180), (180, 11227001), (298, 6781410), (302, 6691590), (447, 4520940), (453, 4461060), (499, 4049820), (596, 3390705), (604, 3345795), (745, 2712564), (755, 2676636), (894, 2260470), (906, 2230530), (998, 2024910), (1341, 1506980), (1359, 1487020), (1490, 1356282), (1497, 1349940), (1510, 1338318), (1788, 1130235), (1812, 1115265), (1996, 1012455), (2235, 904188), (2265, 892212), (2495, 809964), (2682, 753490), (2718, 743510), (2980, 678141), (2994, 674970), (3020, 669159), (4470, 452094), (4491, 449980), (4530, 446106), (4990, 404982), (5364, 376745), (5436, 371755), (5988, 337485), (6705, 301396), (6795, 297404), (7485, 269988), (8940, 226047), (8982, 224990), (9060, 223053), (9980, 202491), (13410, 150698), (13590, 148702), (14970, 134994), (17964, 112495), (22455, 89996), (22499, 89820), (26820, 75349), (27180, 74351), (29940, 67497), (44910, 44998)]