261598584

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:150

約数の個数: 256

約数和(自身を含む): 808980480

約数和(自身を除く): 547381896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 31, 34, 37, 39, 43, 51, 52, 62, 68, 74, 78, 86, 93, 102, 104, 111, 124, 129, 136, 148, 156, 172, 186, 204, 221, 222, 248, 258, 296, 312, 344, 372, 403, 408, 442, 444, 481, 516, 527, 559, 629, 663, 731, 744, 806, 884, 888, 962, 1032, 1054, 1118, 1147, 1209, 1258, 1326, 1333, 1443, 1462, 1581, 1591, 1612, 1677, 1768, 1887, 1924, 2108, 2193, 2236, 2294, 2418, 2516, 2652, 2666, 2886, 2924, 3162, 3182, 3224, 3354, 3441, 3774, 3848, 3999, 4216, 4386, 4472, 4588, 4773, 4836, 5032, 5304, 5332, 5772, 5848, 6324, 6364, 6708, 6851, 6882, 7548, 7998, 8177, 8772, 9176, 9503, 9546, 9672, 10664, 11544, 12648, 12728, 13416, 13702, 13764, 14911, 15096, 15996, 16354, 17329, 17544, 19006, 19092, 19499, 20553, 20683, 22661, 24531, 27047, 27404, 27528, 28509, 29822, 31992, 32708, 34658, 38012, 38184, 38998, 41106, 41366, 44733, 45322, 49062, 49321, 51987, 54094, 54808, 57018, 58497, 59644, 62049, 65416, 67983, 69316, 76024, 77996, 81141, 82212, 82732, 89466, 90644, 98124, 98642, 103974, 108188, 114036, 116994, 119288, 124098, 135966, 138632, 147963, 155992, 162282, 164424, 165464, 178932, 181288, 196248, 197284, 207948, 216376, 228072, 233988, 248196, 253487, 271932, 294593, 295926, 324564, 351611, 357864, 394568, 415896, 467976, 496392, 506974, 543864, 589186, 591852, 641173, 649128, 703222, 760461, 838457, 883779, 1013948, 1054833, 1178372, 1183704, 1282346, 1406444, 1520922, 1676914, 1767558, 1923519, 2027896, 2109666, 2356744, 2515371, 2564692, 2812888, 3041844, 3353828, 3535116, 3847038, 4219332, 5030742, 5129384, 6083688, 6707656, 7070232, 7694076, 8438664, 10061484, 10899941, 15388152, 20122968, 21799882, 32699823, 43599764, 65399646, 87199528, 130799292, 261598584]

約数ペア:

[(1, 261598584), (2, 130799292), (3, 87199528), (4, 65399646), (6, 43599764), (8, 32699823), (12, 21799882), (13, 20122968), (17, 15388152), (24, 10899941), (26, 10061484), (31, 8438664), (34, 7694076), (37, 7070232), (39, 6707656), (43, 6083688), (51, 5129384), (52, 5030742), (62, 4219332), (68, 3847038), (74, 3535116), (78, 3353828), (86, 3041844), (93, 2812888), (102, 2564692), (104, 2515371), (111, 2356744), (124, 2109666), (129, 2027896), (136, 1923519), (148, 1767558), (156, 1676914), (172, 1520922), (186, 1406444), (204, 1282346), (221, 1183704), (222, 1178372), (248, 1054833), (258, 1013948), (296, 883779), (312, 838457), (344, 760461), (372, 703222), (403, 649128), (408, 641173), (442, 591852), (444, 589186), (481, 543864), (516, 506974), (527, 496392), (559, 467976), (629, 415896), (663, 394568), (731, 357864), (744, 351611), (806, 324564), (884, 295926), (888, 294593), (962, 271932), (1032, 253487), (1054, 248196), (1118, 233988), (1147, 228072), (1209, 216376), (1258, 207948), (1326, 197284), (1333, 196248), (1443, 181288), (1462, 178932), (1581, 165464), (1591, 164424), (1612, 162282), (1677, 155992), (1768, 147963), (1887, 138632), (1924, 135966), (2108, 124098), (2193, 119288), (2236, 116994), (2294, 114036), (2418, 108188), (2516, 103974), (2652, 98642), (2666, 98124), (2886, 90644), (2924, 89466), (3162, 82732), (3182, 82212), (3224, 81141), (3354, 77996), (3441, 76024), (3774, 69316), (3848, 67983), (3999, 65416), (4216, 62049), (4386, 59644), (4472, 58497), (4588, 57018), (4773, 54808), (4836, 54094), (5032, 51987), (5304, 49321), (5332, 49062), (5772, 45322), (5848, 44733), (6324, 41366), (6364, 41106), (6708, 38998), (6851, 38184), (6882, 38012), (7548, 34658), (7998, 32708), (8177, 31992), (8772, 29822), (9176, 28509), (9503, 27528), (9546, 27404), (9672, 27047), (10664, 24531), (11544, 22661), (12648, 20683), (12728, 20553), (13416, 19499), (13702, 19092), (13764, 19006), (14911, 17544), (15096, 17329), (15996, 16354)]