7681680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 26462592

約数和(自身を除く): 18780912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 227, 235, 240, 282, 360, 376, 423, 454, 470, 564, 681, 705, 720, 752, 846, 908, 940, 1128, 1135, 1362, 1410, 1692, 1816, 1880, 2043, 2115, 2256, 2270, 2724, 2820, 3384, 3405, 3632, 3760, 4086, 4230, 4540, 5448, 5640, 6768, 6810, 8172, 8460, 9080, 10215, 10669, 10896, 11280, 13620, 16344, 16920, 18160, 20430, 21338, 27240, 32007, 32688, 33840, 40860, 42676, 53345, 54480, 64014, 81720, 85352, 96021, 106690, 128028, 160035, 163440, 170704, 192042, 213380, 256056, 320070, 384084, 426760, 480105, 512112, 640140, 768168, 853520, 960210, 1280280, 1536336, 1920420, 2560560, 3840840, 7681680]

約数ペア:

[(1, 7681680), (2, 3840840), (3, 2560560), (4, 1920420), (5, 1536336), (6, 1280280), (8, 960210), (9, 853520), (10, 768168), (12, 640140), (15, 512112), (16, 480105), (18, 426760), (20, 384084), (24, 320070), (30, 256056), (36, 213380), (40, 192042), (45, 170704), (47, 163440), (48, 160035), (60, 128028), (72, 106690), (80, 96021), (90, 85352), (94, 81720), (120, 64014), (141, 54480), (144, 53345), (180, 42676), (188, 40860), (227, 33840), (235, 32688), (240, 32007), (282, 27240), (360, 21338), (376, 20430), (423, 18160), (454, 16920), (470, 16344), (564, 13620), (681, 11280), (705, 10896), (720, 10669), (752, 10215), (846, 9080), (908, 8460), (940, 8172), (1128, 6810), (1135, 6768), (1362, 5640), (1410, 5448), (1692, 4540), (1816, 4230), (1880, 4086), (2043, 3760), (2115, 3632), (2256, 3405), (2270, 3384), (2724, 2820)]