765219280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:466

約数の個数: 160

約数和(自身を含む): 2107008000

約数和(自身を除く): 1341788720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 196, 245, 280, 316, 343, 353, 392, 395, 490, 553, 560, 632, 686, 706, 784, 790, 980, 1106, 1264, 1372, 1412, 1580, 1715, 1765, 1960, 2212, 2471, 2744, 2765, 2824, 3160, 3430, 3530, 3871, 3920, 4424, 4942, 5488, 5530, 5648, 6320, 6860, 7060, 7742, 8848, 9884, 11060, 12355, 13720, 14120, 15484, 17297, 19355, 19768, 22120, 24710, 27097, 27440, 27887, 28240, 30968, 34594, 38710, 39536, 44240, 49420, 54194, 55774, 61936, 69188, 77420, 86485, 98840, 108388, 111548, 121079, 135485, 138376, 139435, 154840, 172970, 195209, 197680, 216776, 223096, 242158, 270970, 276752, 278870, 309680, 345940, 390418, 433552, 446192, 484316, 541940, 557740, 605395, 691880, 780836, 968632, 976045, 1083880, 1115480, 1210790, 1366463, 1383760, 1561672, 1937264, 1952090, 2167760, 2230960, 2421580, 2732926, 3123344, 3904180, 4843160, 5465852, 6832315, 7808360, 9565241, 9686320, 10931704, 13664630, 15616720, 19130482, 21863408, 27329260, 38260964, 47826205, 54658520, 76521928, 95652410, 109317040, 153043856, 191304820, 382609640, 765219280]

約数ペア:

[(1, 765219280), (2, 382609640), (4, 191304820), (5, 153043856), (7, 109317040), (8, 95652410), (10, 76521928), (14, 54658520), (16, 47826205), (20, 38260964), (28, 27329260), (35, 21863408), (40, 19130482), (49, 15616720), (56, 13664630), (70, 10931704), (79, 9686320), (80, 9565241), (98, 7808360), (112, 6832315), (140, 5465852), (158, 4843160), (196, 3904180), (245, 3123344), (280, 2732926), (316, 2421580), (343, 2230960), (353, 2167760), (392, 1952090), (395, 1937264), (490, 1561672), (553, 1383760), (560, 1366463), (632, 1210790), (686, 1115480), (706, 1083880), (784, 976045), (790, 968632), (980, 780836), (1106, 691880), (1264, 605395), (1372, 557740), (1412, 541940), (1580, 484316), (1715, 446192), (1765, 433552), (1960, 390418), (2212, 345940), (2471, 309680), (2744, 278870), (2765, 276752), (2824, 270970), (3160, 242158), (3430, 223096), (3530, 216776), (3871, 197680), (3920, 195209), (4424, 172970), (4942, 154840), (5488, 139435), (5530, 138376), (5648, 135485), (6320, 121079), (6860, 111548), (7060, 108388), (7742, 98840), (8848, 86485), (9884, 77420), (11060, 69188), (12355, 61936), (13720, 55774), (14120, 54194), (15484, 49420), (17297, 44240), (19355, 39536), (19768, 38710), (22120, 34594), (24710, 30968), (27097, 28240), (27440, 27887)]