261224040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1663}}^1$

素因数の和:1712

約数の個数: 256

約数和(自身を含む): 1035141120

約数和(自身を除く): 773917080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 51, 55, 56, 60, 66, 68, 70, 77, 84, 85, 88, 102, 105, 110, 119, 120, 132, 136, 140, 154, 165, 168, 170, 187, 204, 210, 220, 231, 238, 255, 264, 280, 308, 330, 340, 357, 374, 385, 408, 420, 440, 462, 476, 510, 561, 595, 616, 660, 680, 714, 748, 770, 840, 924, 935, 952, 1020, 1122, 1155, 1190, 1309, 1320, 1428, 1496, 1540, 1663, 1785, 1848, 1870, 2040, 2244, 2310, 2380, 2618, 2805, 2856, 3080, 3326, 3570, 3740, 3927, 4488, 4620, 4760, 4989, 5236, 5610, 6545, 6652, 7140, 7480, 7854, 8315, 9240, 9978, 10472, 11220, 11641, 13090, 13304, 14280, 15708, 16630, 18293, 19635, 19956, 22440, 23282, 24945, 26180, 28271, 31416, 33260, 34923, 36586, 39270, 39912, 46564, 49890, 52360, 54879, 56542, 58205, 66520, 69846, 73172, 78540, 84813, 91465, 93128, 99780, 109758, 113084, 116410, 128051, 139692, 141355, 146344, 157080, 169626, 174615, 182930, 197897, 199560, 219516, 226168, 232820, 256102, 274395, 279384, 282710, 310981, 339252, 349230, 365860, 384153, 395794, 424065, 439032, 465640, 512204, 548790, 565420, 593691, 621962, 640255, 678504, 698460, 731720, 768306, 791588, 848130, 932943, 989485, 1024408, 1097580, 1130840, 1187382, 1243924, 1280510, 1396920, 1536612, 1554905, 1583176, 1696260, 1865886, 1920765, 1978970, 2176867, 2195160, 2374764, 2487848, 2561020, 2968455, 3073224, 3109810, 3392520, 3731772, 3841530, 3957940, 4353734, 4664715, 4749528, 5122040, 5936910, 6219620, 6530601, 7463544, 7683060, 7915880, 8707468, 9329430, 10884335, 11873820, 12439240, 13061202, 15366120, 17414936, 18658860, 21768670, 23747640, 26122404, 32653005, 37317720, 43537340, 52244808, 65306010, 87074680, 130612020, 261224040]

約数ペア:

[(1, 261224040), (2, 130612020), (3, 87074680), (4, 65306010), (5, 52244808), (6, 43537340), (7, 37317720), (8, 32653005), (10, 26122404), (11, 23747640), (12, 21768670), (14, 18658860), (15, 17414936), (17, 15366120), (20, 13061202), (21, 12439240), (22, 11873820), (24, 10884335), (28, 9329430), (30, 8707468), (33, 7915880), (34, 7683060), (35, 7463544), (40, 6530601), (42, 6219620), (44, 5936910), (51, 5122040), (55, 4749528), (56, 4664715), (60, 4353734), (66, 3957940), (68, 3841530), (70, 3731772), (77, 3392520), (84, 3109810), (85, 3073224), (88, 2968455), (102, 2561020), (105, 2487848), (110, 2374764), (119, 2195160), (120, 2176867), (132, 1978970), (136, 1920765), (140, 1865886), (154, 1696260), (165, 1583176), (168, 1554905), (170, 1536612), (187, 1396920), (204, 1280510), (210, 1243924), (220, 1187382), (231, 1130840), (238, 1097580), (255, 1024408), (264, 989485), (280, 932943), (308, 848130), (330, 791588), (340, 768306), (357, 731720), (374, 698460), (385, 678504), (408, 640255), (420, 621962), (440, 593691), (462, 565420), (476, 548790), (510, 512204), (561, 465640), (595, 439032), (616, 424065), (660, 395794), (680, 384153), (714, 365860), (748, 349230), (770, 339252), (840, 310981), (924, 282710), (935, 279384), (952, 274395), (1020, 256102), (1122, 232820), (1155, 226168), (1190, 219516), (1309, 199560), (1320, 197897), (1428, 182930), (1496, 174615), (1540, 169626), (1663, 157080), (1785, 146344), (1848, 141355), (1870, 139692), (2040, 128051), (2244, 116410), (2310, 113084), (2380, 109758), (2618, 99780), (2805, 93128), (2856, 91465), (3080, 84813), (3326, 78540), (3570, 73172), (3740, 69846), (3927, 66520), (4488, 58205), (4620, 56542), (4760, 54879), (4989, 52360), (5236, 49890), (5610, 46564), (6545, 39912), (6652, 39270), (7140, 36586), (7480, 34923), (7854, 33260), (8315, 31416), (9240, 28271), (9978, 26180), (10472, 24945), (11220, 23282), (11641, 22440), (13090, 19956), (13304, 19635), (14280, 18293), (15708, 16630)]