213242820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7151}}^1$

素因数の和:7241

約数の個数: 96

約数和(自身を含む): 692084736

約数和(自身を除く): 478841916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7151, 7455, 9940, 14302, 14910, 21453, 28604, 29820, 35755, 42906, 50057, 71510, 85812, 100114, 107265, 143020, 150171, 200228, 214530, 250285, 300342, 429060, 500570, 507721, 600684, 750855, 1001140, 1015442, 1501710, 1523163, 2030884, 2538605, 3003420, 3046326, 3554047, 5077210, 6092652, 7108094, 7615815, 10154420, 10662141, 14216188, 15231630, 17770235, 21324282, 30463260, 35540470, 42648564, 53310705, 71080940, 106621410, 213242820]

約数ペア:

[(1, 213242820), (2, 106621410), (3, 71080940), (4, 53310705), (5, 42648564), (6, 35540470), (7, 30463260), (10, 21324282), (12, 17770235), (14, 15231630), (15, 14216188), (20, 10662141), (21, 10154420), (28, 7615815), (30, 7108094), (35, 6092652), (42, 5077210), (60, 3554047), (70, 3046326), (71, 3003420), (84, 2538605), (105, 2030884), (140, 1523163), (142, 1501710), (210, 1015442), (213, 1001140), (284, 750855), (355, 600684), (420, 507721), (426, 500570), (497, 429060), (710, 300342), (852, 250285), (994, 214530), (1065, 200228), (1420, 150171), (1491, 143020), (1988, 107265), (2130, 100114), (2485, 85812), (2982, 71510), (4260, 50057), (4970, 42906), (5964, 35755), (7151, 29820), (7455, 28604), (9940, 21453), (14302, 14910)]