400314960

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:567

約数の個数: 200

約数和(自身を含む): 1402573920

約数和(自身を除く): 1002258960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 163, 180, 216, 240, 270, 324, 326, 360, 379, 405, 432, 489, 540, 648, 652, 720, 758, 810, 815, 978, 1080, 1137, 1296, 1304, 1467, 1516, 1620, 1630, 1895, 1956, 2160, 2274, 2445, 2608, 2934, 3032, 3240, 3260, 3411, 3790, 3912, 4401, 4548, 4890, 5685, 5868, 6064, 6480, 6520, 6822, 7335, 7580, 7824, 8802, 9096, 9780, 10233, 11370, 11736, 13040, 13203, 13644, 14670, 15160, 17055, 17604, 18192, 19560, 20466, 22005, 22740, 23472, 26406, 27288, 29340, 30320, 30699, 34110, 35208, 39120, 40932, 44010, 45480, 51165, 52812, 54576, 58680, 61398, 61777, 66015, 68220, 70416, 81864, 88020, 90960, 102330, 105624, 117360, 122796, 123554, 132030, 136440, 153495, 163728, 176040, 185331, 204660, 211248, 245592, 247108, 264060, 272880, 306990, 308885, 352080, 370662, 409320, 491184, 494216, 528120, 555993, 613980, 617770, 741324, 818640, 926655, 988432, 1056240, 1111986, 1227960, 1235540, 1482648, 1667979, 1853310, 2223972, 2455920, 2471080, 2779965, 2965296, 3335958, 3706620, 4447944, 4942160, 5003937, 5559930, 6671916, 7413240, 8339895, 8895888, 10007874, 11119860, 13343832, 14826480, 16679790, 20015748, 22239720, 25019685, 26687664, 33359580, 40031496, 44479440, 50039370, 66719160, 80062992, 100078740, 133438320, 200157480, 400314960]

約数ペア:

[(1, 400314960), (2, 200157480), (3, 133438320), (4, 100078740), (5, 80062992), (6, 66719160), (8, 50039370), (9, 44479440), (10, 40031496), (12, 33359580), (15, 26687664), (16, 25019685), (18, 22239720), (20, 20015748), (24, 16679790), (27, 14826480), (30, 13343832), (36, 11119860), (40, 10007874), (45, 8895888), (48, 8339895), (54, 7413240), (60, 6671916), (72, 5559930), (80, 5003937), (81, 4942160), (90, 4447944), (108, 3706620), (120, 3335958), (135, 2965296), (144, 2779965), (162, 2471080), (163, 2455920), (180, 2223972), (216, 1853310), (240, 1667979), (270, 1482648), (324, 1235540), (326, 1227960), (360, 1111986), (379, 1056240), (405, 988432), (432, 926655), (489, 818640), (540, 741324), (648, 617770), (652, 613980), (720, 555993), (758, 528120), (810, 494216), (815, 491184), (978, 409320), (1080, 370662), (1137, 352080), (1296, 308885), (1304, 306990), (1467, 272880), (1516, 264060), (1620, 247108), (1630, 245592), (1895, 211248), (1956, 204660), (2160, 185331), (2274, 176040), (2445, 163728), (2608, 153495), (2934, 136440), (3032, 132030), (3240, 123554), (3260, 122796), (3411, 117360), (3790, 105624), (3912, 102330), (4401, 90960), (4548, 88020), (4890, 81864), (5685, 70416), (5868, 68220), (6064, 66015), (6480, 61777), (6520, 61398), (6822, 58680), (7335, 54576), (7580, 52812), (7824, 51165), (8802, 45480), (9096, 44010), (9780, 40932), (10233, 39120), (11370, 35208), (11736, 34110), (13040, 30699), (13203, 30320), (13644, 29340), (14670, 27288), (15160, 26406), (17055, 23472), (17604, 22740), (18192, 22005), (19560, 20466)]