181980960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1387

約数の個数: 192

約数和(自身を含む): 671618304

約数和(自身を除く): 489637344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 96, 105, 112, 120, 123, 140, 160, 164, 168, 205, 210, 224, 240, 246, 280, 287, 328, 336, 410, 420, 480, 492, 560, 574, 615, 656, 672, 820, 840, 861, 984, 1120, 1148, 1230, 1312, 1321, 1435, 1640, 1680, 1722, 1968, 2296, 2460, 2642, 2870, 3280, 3360, 3444, 3936, 3963, 4305, 4592, 4920, 5284, 5740, 6560, 6605, 6888, 7926, 8610, 9184, 9247, 9840, 10568, 11480, 13210, 13776, 15852, 17220, 18494, 19680, 19815, 21136, 22960, 26420, 27552, 27741, 31704, 34440, 36988, 39630, 42272, 45920, 46235, 52840, 54161, 55482, 63408, 68880, 73976, 79260, 92470, 105680, 108322, 110964, 126816, 137760, 138705, 147952, 158520, 162483, 184940, 211360, 216644, 221928, 270805, 277410, 295904, 317040, 324966, 369880, 379127, 433288, 443856, 541610, 554820, 634080, 649932, 739760, 758254, 812415, 866576, 887712, 1083220, 1109640, 1137381, 1299864, 1479520, 1516508, 1624830, 1733152, 1895635, 2166440, 2219280, 2274762, 2599728, 3033016, 3249660, 3791270, 4332880, 4438560, 4549524, 5199456, 5686905, 6066032, 6499320, 7582540, 8665760, 9099048, 11373810, 12132064, 12998640, 15165080, 18198096, 22747620, 25997280, 30330160, 36396192, 45495240, 60660320, 90990480, 181980960]

約数ペア:

[(1, 181980960), (2, 90990480), (3, 60660320), (4, 45495240), (5, 36396192), (6, 30330160), (7, 25997280), (8, 22747620), (10, 18198096), (12, 15165080), (14, 12998640), (15, 12132064), (16, 11373810), (20, 9099048), (21, 8665760), (24, 7582540), (28, 6499320), (30, 6066032), (32, 5686905), (35, 5199456), (40, 4549524), (41, 4438560), (42, 4332880), (48, 3791270), (56, 3249660), (60, 3033016), (70, 2599728), (80, 2274762), (82, 2219280), (84, 2166440), (96, 1895635), (105, 1733152), (112, 1624830), (120, 1516508), (123, 1479520), (140, 1299864), (160, 1137381), (164, 1109640), (168, 1083220), (205, 887712), (210, 866576), (224, 812415), (240, 758254), (246, 739760), (280, 649932), (287, 634080), (328, 554820), (336, 541610), (410, 443856), (420, 433288), (480, 379127), (492, 369880), (560, 324966), (574, 317040), (615, 295904), (656, 277410), (672, 270805), (820, 221928), (840, 216644), (861, 211360), (984, 184940), (1120, 162483), (1148, 158520), (1230, 147952), (1312, 138705), (1321, 137760), (1435, 126816), (1640, 110964), (1680, 108322), (1722, 105680), (1968, 92470), (2296, 79260), (2460, 73976), (2642, 68880), (2870, 63408), (3280, 55482), (3360, 54161), (3444, 52840), (3936, 46235), (3963, 45920), (4305, 42272), (4592, 39630), (4920, 36988), (5284, 34440), (5740, 31704), (6560, 27741), (6605, 27552), (6888, 26420), (7926, 22960), (8610, 21136), (9184, 19815), (9247, 19680), (9840, 18494), (10568, 17220), (11480, 15852), (13210, 13776)]