864945720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1789}}^1$

素因数の和:1902

約数の個数: 192

約数和(自身を含む): 3015792000

約数和(自身を除く): 2150846280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 79, 85, 90, 102, 120, 136, 153, 158, 170, 180, 204, 237, 255, 306, 316, 340, 360, 395, 408, 474, 510, 612, 632, 680, 711, 765, 790, 948, 1020, 1185, 1224, 1343, 1422, 1530, 1580, 1789, 1896, 2040, 2370, 2686, 2844, 3060, 3160, 3555, 3578, 4029, 4740, 5367, 5372, 5688, 6120, 6715, 7110, 7156, 8058, 8945, 9480, 10734, 10744, 12087, 13430, 14220, 14312, 16101, 16116, 17890, 20145, 21468, 24174, 26835, 26860, 28440, 30413, 32202, 32232, 35780, 40290, 42936, 48348, 53670, 53720, 60435, 60826, 64404, 71560, 80505, 80580, 91239, 96696, 107340, 120870, 121652, 128808, 141331, 152065, 161010, 161160, 182478, 214680, 241740, 243304, 273717, 282662, 304130, 322020, 364956, 423993, 456195, 483480, 547434, 565324, 608260, 644040, 706655, 729912, 847986, 912390, 1094868, 1130648, 1216520, 1271979, 1368585, 1413310, 1695972, 1824780, 2119965, 2189736, 2402627, 2543958, 2737170, 2826620, 3391944, 3649560, 4239930, 4805254, 5087916, 5474340, 5653240, 6359895, 7207881, 8479860, 9610508, 10175832, 10948680, 12013135, 12719790, 14415762, 16959720, 19221016, 21623643, 24026270, 25439580, 28831524, 36039405, 43247286, 48052540, 50879160, 57663048, 72078810, 86494572, 96105080, 108118215, 144157620, 172989144, 216236430, 288315240, 432472860, 864945720]

約数ペア:

[(1, 864945720), (2, 432472860), (3, 288315240), (4, 216236430), (5, 172989144), (6, 144157620), (8, 108118215), (9, 96105080), (10, 86494572), (12, 72078810), (15, 57663048), (17, 50879160), (18, 48052540), (20, 43247286), (24, 36039405), (30, 28831524), (34, 25439580), (36, 24026270), (40, 21623643), (45, 19221016), (51, 16959720), (60, 14415762), (68, 12719790), (72, 12013135), (79, 10948680), (85, 10175832), (90, 9610508), (102, 8479860), (120, 7207881), (136, 6359895), (153, 5653240), (158, 5474340), (170, 5087916), (180, 4805254), (204, 4239930), (237, 3649560), (255, 3391944), (306, 2826620), (316, 2737170), (340, 2543958), (360, 2402627), (395, 2189736), (408, 2119965), (474, 1824780), (510, 1695972), (612, 1413310), (632, 1368585), (680, 1271979), (711, 1216520), (765, 1130648), (790, 1094868), (948, 912390), (1020, 847986), (1185, 729912), (1224, 706655), (1343, 644040), (1422, 608260), (1530, 565324), (1580, 547434), (1789, 483480), (1896, 456195), (2040, 423993), (2370, 364956), (2686, 322020), (2844, 304130), (3060, 282662), (3160, 273717), (3555, 243304), (3578, 241740), (4029, 214680), (4740, 182478), (5367, 161160), (5372, 161010), (5688, 152065), (6120, 141331), (6715, 128808), (7110, 121652), (7156, 120870), (8058, 107340), (8945, 96696), (9480, 91239), (10734, 80580), (10744, 80505), (12087, 71560), (13430, 64404), (14220, 60826), (14312, 60435), (16101, 53720), (16116, 53670), (17890, 48348), (20145, 42936), (21468, 40290), (24174, 35780), (26835, 32232), (26860, 32202), (28440, 30413)]