18215760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1156

約数の個数: 80

約数和(自身を含む): 57317760

約数和(自身を除く): 39102000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1069, 1136, 1420, 1704, 2130, 2138, 2840, 3207, 3408, 4260, 4276, 5345, 5680, 6414, 8520, 8552, 10690, 12828, 16035, 17040, 17104, 21380, 25656, 32070, 42760, 51312, 64140, 75899, 85520, 128280, 151798, 227697, 256560, 303596, 379495, 455394, 607192, 758990, 910788, 1138485, 1214384, 1517980, 1821576, 2276970, 3035960, 3643152, 4553940, 6071920, 9107880, 18215760]

約数ペア:

[(1, 18215760), (2, 9107880), (3, 6071920), (4, 4553940), (5, 3643152), (6, 3035960), (8, 2276970), (10, 1821576), (12, 1517980), (15, 1214384), (16, 1138485), (20, 910788), (24, 758990), (30, 607192), (40, 455394), (48, 379495), (60, 303596), (71, 256560), (80, 227697), (120, 151798), (142, 128280), (213, 85520), (240, 75899), (284, 64140), (355, 51312), (426, 42760), (568, 32070), (710, 25656), (852, 21380), (1065, 17104), (1069, 17040), (1136, 16035), (1420, 12828), (1704, 10690), (2130, 8552), (2138, 8520), (2840, 6414), (3207, 5680), (3408, 5345), (4260, 4276)]