18431520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:127

約数の個数: 192

約数和(自身を含む): 63866880

約数和(自身を除く): 45435360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 43, 47, 48, 57, 60, 76, 80, 86, 94, 95, 96, 114, 120, 129, 141, 152, 160, 172, 188, 190, 215, 228, 235, 240, 258, 282, 285, 304, 344, 376, 380, 430, 456, 470, 480, 516, 564, 570, 608, 645, 688, 705, 752, 760, 817, 860, 893, 912, 940, 1032, 1128, 1140, 1290, 1376, 1410, 1504, 1520, 1634, 1720, 1786, 1824, 1880, 2021, 2064, 2256, 2280, 2451, 2580, 2679, 2820, 3040, 3268, 3440, 3572, 3760, 4042, 4085, 4128, 4465, 4512, 4560, 4902, 5160, 5358, 5640, 6063, 6536, 6880, 7144, 7520, 8084, 8170, 8930, 9120, 9804, 10105, 10320, 10716, 11280, 12126, 12255, 13072, 13395, 14288, 16168, 16340, 17860, 19608, 20210, 20640, 21432, 22560, 24252, 24510, 26144, 26790, 28576, 30315, 32336, 32680, 35720, 38399, 39216, 40420, 42864, 48504, 49020, 53580, 60630, 64672, 65360, 71440, 76798, 78432, 80840, 85728, 97008, 98040, 107160, 115197, 121260, 130720, 142880, 153596, 161680, 191995, 194016, 196080, 214320, 230394, 242520, 307192, 323360, 383990, 392160, 428640, 460788, 485040, 575985, 614384, 767980, 921576, 970080, 1151970, 1228768, 1535960, 1843152, 2303940, 3071920, 3686304, 4607880, 6143840, 9215760, 18431520]

約数ペア:

[(1, 18431520), (2, 9215760), (3, 6143840), (4, 4607880), (5, 3686304), (6, 3071920), (8, 2303940), (10, 1843152), (12, 1535960), (15, 1228768), (16, 1151970), (19, 970080), (20, 921576), (24, 767980), (30, 614384), (32, 575985), (38, 485040), (40, 460788), (43, 428640), (47, 392160), (48, 383990), (57, 323360), (60, 307192), (76, 242520), (80, 230394), (86, 214320), (94, 196080), (95, 194016), (96, 191995), (114, 161680), (120, 153596), (129, 142880), (141, 130720), (152, 121260), (160, 115197), (172, 107160), (188, 98040), (190, 97008), (215, 85728), (228, 80840), (235, 78432), (240, 76798), (258, 71440), (282, 65360), (285, 64672), (304, 60630), (344, 53580), (376, 49020), (380, 48504), (430, 42864), (456, 40420), (470, 39216), (480, 38399), (516, 35720), (564, 32680), (570, 32336), (608, 30315), (645, 28576), (688, 26790), (705, 26144), (752, 24510), (760, 24252), (817, 22560), (860, 21432), (893, 20640), (912, 20210), (940, 19608), (1032, 17860), (1128, 16340), (1140, 16168), (1290, 14288), (1376, 13395), (1410, 13072), (1504, 12255), (1520, 12126), (1634, 11280), (1720, 10716), (1786, 10320), (1824, 10105), (1880, 9804), (2021, 9120), (2064, 8930), (2256, 8170), (2280, 8084), (2451, 7520), (2580, 7144), (2679, 6880), (2820, 6536), (3040, 6063), (3268, 5640), (3440, 5358), (3572, 5160), (3760, 4902), (4042, 4560), (4085, 4512), (4128, 4465)]