198866640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{118373}}^1$

素因数の和:118396

約数の個数: 80

約数和(自身を含む): 704562048

約数和(自身を除く): 505695408

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, 118373, 236746, 355119, 473492, 591865, 710238, 828611, 946984, 1183730, 1420476, 1657222, 1775595, 1893968, 2367460, 2485833, 2840952, 3314444, 3551190, 4143055, 4734920, 4971666, 5681904, 6628888, 7102380, 8286110, 9469840, 9943332, 12429165, 13257776, 14204760, 16572220, 19886664, 24858330, 28409520, 33144440, 39773328, 49716660, 66288880, 99433320, 198866640]

約数ペア:

[(1, 198866640), (2, 99433320), (3, 66288880), (4, 49716660), (5, 39773328), (6, 33144440), (7, 28409520), (8, 24858330), (10, 19886664), (12, 16572220), (14, 14204760), (15, 13257776), (16, 12429165), (20, 9943332), (21, 9469840), (24, 8286110), (28, 7102380), (30, 6628888), (35, 5681904), (40, 4971666), (42, 4734920), (48, 4143055), (56, 3551190), (60, 3314444), (70, 2840952), (80, 2485833), (84, 2367460), (105, 1893968), (112, 1775595), (120, 1657222), (140, 1420476), (168, 1183730), (210, 946984), (240, 828611), (280, 710238), (336, 591865), (420, 473492), (560, 355119), (840, 236746), (1680, 118373)]