28298160

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:433

約数の個数: 200

約数和(自身を含む): 107488656

約数和(自身を除く): 79190496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 324, 330, 360, 396, 397, 405, 432, 440, 495, 528, 540, 594, 648, 660, 720, 792, 794, 810, 880, 891, 990, 1080, 1188, 1191, 1296, 1320, 1485, 1584, 1588, 1620, 1782, 1980, 1985, 2160, 2376, 2382, 2640, 2970, 3176, 3240, 3564, 3573, 3960, 3970, 4367, 4455, 4752, 4764, 5940, 5955, 6352, 6480, 7128, 7146, 7920, 7940, 8734, 8910, 9528, 10719, 11880, 11910, 13101, 14256, 14292, 15880, 17468, 17820, 17865, 19056, 21438, 21835, 23760, 23820, 26202, 28584, 31760, 32157, 34936, 35640, 35730, 39303, 42876, 43670, 47640, 52404, 53595, 57168, 64314, 65505, 69872, 71280, 71460, 78606, 85752, 87340, 95280, 104808, 107190, 117909, 128628, 131010, 142920, 157212, 160785, 171504, 174680, 196515, 209616, 214380, 235818, 257256, 262020, 285840, 314424, 321570, 349360, 353727, 393030, 428760, 471636, 514512, 524040, 589545, 628848, 643140, 707454, 786060, 857520, 943272, 1048080, 1179090, 1286280, 1414908, 1572120, 1768635, 1886544, 2358180, 2572560, 2829816, 3144240, 3537270, 4716360, 5659632, 7074540, 9432720, 14149080, 28298160]

約数ペア:

[(1, 28298160), (2, 14149080), (3, 9432720), (4, 7074540), (5, 5659632), (6, 4716360), (8, 3537270), (9, 3144240), (10, 2829816), (11, 2572560), (12, 2358180), (15, 1886544), (16, 1768635), (18, 1572120), (20, 1414908), (22, 1286280), (24, 1179090), (27, 1048080), (30, 943272), (33, 857520), (36, 786060), (40, 707454), (44, 643140), (45, 628848), (48, 589545), (54, 524040), (55, 514512), (60, 471636), (66, 428760), (72, 393030), (80, 353727), (81, 349360), (88, 321570), (90, 314424), (99, 285840), (108, 262020), (110, 257256), (120, 235818), (132, 214380), (135, 209616), (144, 196515), (162, 174680), (165, 171504), (176, 160785), (180, 157212), (198, 142920), (216, 131010), (220, 128628), (240, 117909), (264, 107190), (270, 104808), (297, 95280), (324, 87340), (330, 85752), (360, 78606), (396, 71460), (397, 71280), (405, 69872), (432, 65505), (440, 64314), (495, 57168), (528, 53595), (540, 52404), (594, 47640), (648, 43670), (660, 42876), (720, 39303), (792, 35730), (794, 35640), (810, 34936), (880, 32157), (891, 31760), (990, 28584), (1080, 26202), (1188, 23820), (1191, 23760), (1296, 21835), (1320, 21438), (1485, 19056), (1584, 17865), (1588, 17820), (1620, 17468), (1782, 15880), (1980, 14292), (1985, 14256), (2160, 13101), (2376, 11910), (2382, 11880), (2640, 10719), (2970, 9528), (3176, 8910), (3240, 8734), (3564, 7940), (3573, 7920), (3960, 7146), (3970, 7128), (4367, 6480), (4455, 6352), (4752, 5955), (4764, 5940)]