6688393320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{18913}}^1$

素因数の和:19355

約数の個数: 128

約数和(自身を含む): 22987319040

約数和(自身を除く): 16298925720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 421, 840, 842, 1263, 1684, 2105, 2526, 2947, 3368, 4210, 5052, 5894, 6315, 8420, 8841, 10104, 11788, 12630, 14735, 16840, 17682, 18913, 23576, 25260, 29470, 35364, 37826, 44205, 50520, 56739, 58940, 70728, 75652, 88410, 94565, 113478, 117880, 132391, 151304, 176820, 189130, 226956, 264782, 283695, 353640, 378260, 397173, 453912, 529564, 567390, 661955, 756520, 794346, 1059128, 1134780, 1323910, 1588692, 1985865, 2269560, 2647820, 3177384, 3971730, 5295640, 7943460, 7962373, 15886920, 15924746, 23887119, 31849492, 39811865, 47774238, 55736611, 63698984, 79623730, 95548476, 111473222, 119435595, 159247460, 167209833, 191096952, 222946444, 238871190, 278683055, 318494920, 334419666, 445892888, 477742380, 557366110, 668839332, 836049165, 955484760, 1114732220, 1337678664, 1672098330, 2229464440, 3344196660, 6688393320]

約数ペア:

[(1, 6688393320), (2, 3344196660), (3, 2229464440), (4, 1672098330), (5, 1337678664), (6, 1114732220), (7, 955484760), (8, 836049165), (10, 668839332), (12, 557366110), (14, 477742380), (15, 445892888), (20, 334419666), (21, 318494920), (24, 278683055), (28, 238871190), (30, 222946444), (35, 191096952), (40, 167209833), (42, 159247460), (56, 119435595), (60, 111473222), (70, 95548476), (84, 79623730), (105, 63698984), (120, 55736611), (140, 47774238), (168, 39811865), (210, 31849492), (280, 23887119), (420, 15924746), (421, 15886920), (840, 7962373), (842, 7943460), (1263, 5295640), (1684, 3971730), (2105, 3177384), (2526, 2647820), (2947, 2269560), (3368, 1985865), (4210, 1588692), (5052, 1323910), (5894, 1134780), (6315, 1059128), (8420, 794346), (8841, 756520), (10104, 661955), (11788, 567390), (12630, 529564), (14735, 453912), (16840, 397173), (17682, 378260), (18913, 353640), (23576, 283695), (25260, 264782), (29470, 226956), (35364, 189130), (37826, 176820), (44205, 151304), (50520, 132391), (56739, 117880), (58940, 113478), (70728, 94565), (75652, 88410)]