209684580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{1153}}^1$

素因数の和:1605

約数の個数: 96

約数和(自身を含む): 673123584

約数和(自身を除く): 463439004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 433, 866, 1153, 1299, 1732, 2165, 2306, 2598, 3031, 3459, 4330, 4612, 5196, 5765, 6062, 6495, 6918, 8071, 8660, 9093, 11530, 12124, 12990, 13836, 15155, 16142, 17295, 18186, 23060, 24213, 25980, 30310, 32284, 34590, 36372, 40355, 45465, 48426, 60620, 69180, 80710, 90930, 96852, 121065, 161420, 181860, 242130, 484260, 499249, 998498, 1497747, 1996996, 2496245, 2995494, 3494743, 4992490, 5990988, 6989486, 7488735, 9984980, 10484229, 13978972, 14977470, 17473715, 20968458, 29954940, 34947430, 41936916, 52421145, 69894860, 104842290, 209684580]

約数ペア:

[(1, 209684580), (2, 104842290), (3, 69894860), (4, 52421145), (5, 41936916), (6, 34947430), (7, 29954940), (10, 20968458), (12, 17473715), (14, 14977470), (15, 13978972), (20, 10484229), (21, 9984980), (28, 7488735), (30, 6989486), (35, 5990988), (42, 4992490), (60, 3494743), (70, 2995494), (84, 2496245), (105, 1996996), (140, 1497747), (210, 998498), (420, 499249), (433, 484260), (866, 242130), (1153, 181860), (1299, 161420), (1732, 121065), (2165, 96852), (2306, 90930), (2598, 80710), (3031, 69180), (3459, 60620), (4330, 48426), (4612, 45465), (5196, 40355), (5765, 36372), (6062, 34590), (6495, 32284), (6918, 30310), (8071, 25980), (8660, 24213), (9093, 23060), (11530, 18186), (12124, 17295), (12990, 16142), (13836, 15155)]