311217120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1266

約数の個数: 192

約数和(自身を含む): 1108054080

約数和(自身を除く): 796836960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 72, 80, 90, 96, 108, 120, 122, 135, 144, 160, 180, 183, 216, 240, 244, 270, 288, 305, 360, 366, 432, 480, 488, 540, 549, 610, 720, 732, 864, 915, 976, 1080, 1098, 1181, 1220, 1440, 1464, 1647, 1830, 1952, 2160, 2196, 2362, 2440, 2745, 2928, 3294, 3543, 3660, 4320, 4392, 4724, 4880, 5490, 5856, 5905, 6588, 7086, 7320, 8235, 8784, 9448, 9760, 10629, 10980, 11810, 13176, 14172, 14640, 16470, 17568, 17715, 18896, 21258, 21960, 23620, 26352, 28344, 29280, 31887, 32940, 35430, 37792, 42516, 43920, 47240, 52704, 53145, 56688, 63774, 65880, 70860, 72041, 85032, 87840, 94480, 106290, 113376, 127548, 131760, 141720, 144082, 159435, 170064, 188960, 212580, 216123, 255096, 263520, 283440, 288164, 318870, 340128, 360205, 425160, 432246, 510192, 566880, 576328, 637740, 648369, 720410, 850320, 864492, 1020384, 1080615, 1152656, 1275480, 1296738, 1440820, 1700640, 1728984, 1945107, 2161230, 2305312, 2550960, 2593476, 2881640, 3241845, 3457968, 3890214, 4322460, 5101920, 5186952, 5763280, 6483690, 6915936, 7780428, 8644920, 9725535, 10373904, 11526560, 12967380, 15560856, 17289840, 19451070, 20747808, 25934760, 31121712, 34579680, 38902140, 51869520, 62243424, 77804280, 103739040, 155608560, 311217120]

約数ペア:

[(1, 311217120), (2, 155608560), (3, 103739040), (4, 77804280), (5, 62243424), (6, 51869520), (8, 38902140), (9, 34579680), (10, 31121712), (12, 25934760), (15, 20747808), (16, 19451070), (18, 17289840), (20, 15560856), (24, 12967380), (27, 11526560), (30, 10373904), (32, 9725535), (36, 8644920), (40, 7780428), (45, 6915936), (48, 6483690), (54, 5763280), (60, 5186952), (61, 5101920), (72, 4322460), (80, 3890214), (90, 3457968), (96, 3241845), (108, 2881640), (120, 2593476), (122, 2550960), (135, 2305312), (144, 2161230), (160, 1945107), (180, 1728984), (183, 1700640), (216, 1440820), (240, 1296738), (244, 1275480), (270, 1152656), (288, 1080615), (305, 1020384), (360, 864492), (366, 850320), (432, 720410), (480, 648369), (488, 637740), (540, 576328), (549, 566880), (610, 510192), (720, 432246), (732, 425160), (864, 360205), (915, 340128), (976, 318870), (1080, 288164), (1098, 283440), (1181, 263520), (1220, 255096), (1440, 216123), (1464, 212580), (1647, 188960), (1830, 170064), (1952, 159435), (2160, 144082), (2196, 141720), (2362, 131760), (2440, 127548), (2745, 113376), (2928, 106290), (3294, 94480), (3543, 87840), (3660, 85032), (4320, 72041), (4392, 70860), (4724, 65880), (4880, 63774), (5490, 56688), (5856, 53145), (5905, 52704), (6588, 47240), (7086, 43920), (7320, 42516), (8235, 37792), (8784, 35430), (9448, 32940), (9760, 31887), (10629, 29280), (10980, 28344), (11810, 26352), (13176, 23620), (14172, 21960), (14640, 21258), (16470, 18896), (17568, 17715)]