349656720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{208129}}^1$

素因数の和:208152

約数の個数: 80

約数和(自身を含む): 1238789760

約数和(自身を除く): 889133040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 208129, 416258, 624387, 832516, 1040645, 1248774, 1456903, 1665032, 2081290, 2497548, 2913806, 3121935, 3330064, 4162580, 4370709, 4995096, 5827612, 6243870, 7284515, 8325160, 8741418, 9990192, 11655224, 12487740, 14569030, 16650320, 17482836, 21853545, 23310448, 24975480, 29138060, 34965672, 43707090, 49950960, 58276120, 69931344, 87414180, 116552240, 174828360, 349656720]

約数ペア:

[(1, 349656720), (2, 174828360), (3, 116552240), (4, 87414180), (5, 69931344), (6, 58276120), (7, 49950960), (8, 43707090), (10, 34965672), (12, 29138060), (14, 24975480), (15, 23310448), (16, 21853545), (20, 17482836), (21, 16650320), (24, 14569030), (28, 12487740), (30, 11655224), (35, 9990192), (40, 8741418), (42, 8325160), (48, 7284515), (56, 6243870), (60, 5827612), (70, 4995096), (80, 4370709), (84, 4162580), (105, 3330064), (112, 3121935), (120, 2913806), (140, 2497548), (168, 2081290), (210, 1665032), (240, 1456903), (280, 1248774), (336, 1040645), (420, 832516), (560, 624387), (840, 416258), (1680, 208129)]