256629960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2260

約数の個数: 192

約数和(自身を含む): 930009600

約数和(自身を除く): 673379640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 51, 57, 60, 68, 72, 76, 85, 90, 95, 102, 114, 120, 136, 152, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 360, 380, 408, 456, 510, 570, 612, 646, 680, 684, 760, 765, 855, 969, 1020, 1140, 1224, 1292, 1368, 1530, 1615, 1710, 1938, 2040, 2207, 2280, 2584, 2907, 3060, 3230, 3420, 3876, 4414, 4845, 5814, 6120, 6460, 6621, 6840, 7752, 8828, 9690, 11035, 11628, 12920, 13242, 14535, 17656, 19380, 19863, 22070, 23256, 26484, 29070, 33105, 37519, 38760, 39726, 41933, 44140, 52968, 58140, 66210, 75038, 79452, 83866, 88280, 99315, 112557, 116280, 125799, 132420, 150076, 158904, 167732, 187595, 198630, 209665, 225114, 251598, 264840, 300152, 335464, 337671, 375190, 377397, 397260, 419330, 450228, 503196, 562785, 628995, 675342, 712861, 750380, 754794, 794520, 838660, 900456, 1006392, 1125570, 1257990, 1350684, 1425722, 1500760, 1509588, 1677320, 1688355, 1886985, 2138583, 2251140, 2515980, 2701368, 2851444, 3019176, 3376710, 3564305, 3773970, 4277166, 4502280, 5031960, 5702888, 6415749, 6753420, 7128610, 7547940, 8554332, 10692915, 12831498, 13506840, 14257220, 15095880, 17108664, 21385830, 25662996, 28514440, 32078745, 42771660, 51325992, 64157490, 85543320, 128314980, 256629960]

約数ペア:

[(1, 256629960), (2, 128314980), (3, 85543320), (4, 64157490), (5, 51325992), (6, 42771660), (8, 32078745), (9, 28514440), (10, 25662996), (12, 21385830), (15, 17108664), (17, 15095880), (18, 14257220), (19, 13506840), (20, 12831498), (24, 10692915), (30, 8554332), (34, 7547940), (36, 7128610), (38, 6753420), (40, 6415749), (45, 5702888), (51, 5031960), (57, 4502280), (60, 4277166), (68, 3773970), (72, 3564305), (76, 3376710), (85, 3019176), (90, 2851444), (95, 2701368), (102, 2515980), (114, 2251140), (120, 2138583), (136, 1886985), (152, 1688355), (153, 1677320), (170, 1509588), (171, 1500760), (180, 1425722), (190, 1350684), (204, 1257990), (228, 1125570), (255, 1006392), (285, 900456), (306, 838660), (323, 794520), (340, 754794), (342, 750380), (360, 712861), (380, 675342), (408, 628995), (456, 562785), (510, 503196), (570, 450228), (612, 419330), (646, 397260), (680, 377397), (684, 375190), (760, 337671), (765, 335464), (855, 300152), (969, 264840), (1020, 251598), (1140, 225114), (1224, 209665), (1292, 198630), (1368, 187595), (1530, 167732), (1615, 158904), (1710, 150076), (1938, 132420), (2040, 125799), (2207, 116280), (2280, 112557), (2584, 99315), (2907, 88280), (3060, 83866), (3230, 79452), (3420, 75038), (3876, 66210), (4414, 58140), (4845, 52968), (5814, 44140), (6120, 41933), (6460, 39726), (6621, 38760), (6840, 37519), (7752, 33105), (8828, 29070), (9690, 26484), (11035, 23256), (11628, 22070), (12920, 19863), (13242, 19380), (14535, 17656)]