31426080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 192

約数和(自身を含む): 116121600

約数和(自身を除く): 84695520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 96, 105, 112, 120, 140, 141, 160, 168, 188, 199, 210, 224, 235, 240, 280, 282, 329, 336, 376, 398, 420, 470, 480, 560, 564, 597, 658, 672, 705, 752, 796, 840, 940, 987, 995, 1120, 1128, 1194, 1316, 1393, 1410, 1504, 1592, 1645, 1680, 1880, 1974, 1990, 2256, 2388, 2632, 2786, 2820, 2985, 3184, 3290, 3360, 3760, 3948, 3980, 4179, 4512, 4776, 4935, 5264, 5572, 5640, 5970, 6368, 6580, 6965, 7520, 7896, 7960, 8358, 9353, 9552, 9870, 10528, 11144, 11280, 11940, 13160, 13930, 15792, 15920, 16716, 18706, 19104, 19740, 20895, 22288, 22560, 23880, 26320, 27860, 28059, 31584, 31840, 33432, 37412, 39480, 41790, 44576, 46765, 47760, 52640, 55720, 56118, 65471, 66864, 74824, 78960, 83580, 93530, 95520, 111440, 112236, 130942, 133728, 140295, 149648, 157920, 167160, 187060, 196413, 222880, 224472, 261884, 280590, 299296, 327355, 334320, 374120, 392826, 448944, 523768, 561180, 654710, 668640, 748240, 785652, 897888, 982065, 1047536, 1122360, 1309420, 1496480, 1571304, 1964130, 2095072, 2244720, 2618840, 3142608, 3928260, 4489440, 5237680, 6285216, 7856520, 10475360, 15713040, 31426080]

約数ペア:

[(1, 31426080), (2, 15713040), (3, 10475360), (4, 7856520), (5, 6285216), (6, 5237680), (7, 4489440), (8, 3928260), (10, 3142608), (12, 2618840), (14, 2244720), (15, 2095072), (16, 1964130), (20, 1571304), (21, 1496480), (24, 1309420), (28, 1122360), (30, 1047536), (32, 982065), (35, 897888), (40, 785652), (42, 748240), (47, 668640), (48, 654710), (56, 561180), (60, 523768), (70, 448944), (80, 392826), (84, 374120), (94, 334320), (96, 327355), (105, 299296), (112, 280590), (120, 261884), (140, 224472), (141, 222880), (160, 196413), (168, 187060), (188, 167160), (199, 157920), (210, 149648), (224, 140295), (235, 133728), (240, 130942), (280, 112236), (282, 111440), (329, 95520), (336, 93530), (376, 83580), (398, 78960), (420, 74824), (470, 66864), (480, 65471), (560, 56118), (564, 55720), (597, 52640), (658, 47760), (672, 46765), (705, 44576), (752, 41790), (796, 39480), (840, 37412), (940, 33432), (987, 31840), (995, 31584), (1120, 28059), (1128, 27860), (1194, 26320), (1316, 23880), (1393, 22560), (1410, 22288), (1504, 20895), (1592, 19740), (1645, 19104), (1680, 18706), (1880, 16716), (1974, 15920), (1990, 15792), (2256, 13930), (2388, 13160), (2632, 11940), (2786, 11280), (2820, 11144), (2985, 10528), (3184, 9870), (3290, 9552), (3360, 9353), (3760, 8358), (3948, 7960), (3980, 7896), (4179, 7520), (4512, 6965), (4776, 6580), (4935, 6368), (5264, 5970), (5572, 5640)]