28162080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 240

約数和(自身を含む): 103733784

約数和(自身を除く): 75571704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 53, 54, 60, 72, 80, 81, 82, 90, 96, 106, 108, 120, 123, 135, 144, 159, 160, 162, 164, 180, 205, 212, 216, 240, 246, 265, 270, 288, 318, 324, 328, 360, 369, 405, 410, 424, 432, 477, 480, 492, 530, 540, 615, 636, 648, 656, 720, 738, 795, 810, 820, 848, 864, 954, 984, 1060, 1080, 1107, 1230, 1272, 1296, 1312, 1431, 1440, 1476, 1590, 1620, 1640, 1696, 1845, 1908, 1968, 2120, 2160, 2173, 2214, 2385, 2460, 2544, 2592, 2862, 2952, 3180, 3240, 3280, 3321, 3690, 3816, 3936, 4240, 4293, 4320, 4346, 4428, 4770, 4920, 5088, 5535, 5724, 5904, 6360, 6480, 6519, 6560, 6642, 7155, 7380, 7632, 8480, 8586, 8692, 8856, 9540, 9840, 10865, 11070, 11448, 11808, 12720, 12960, 13038, 13284, 14310, 14760, 15264, 16605, 17172, 17384, 17712, 19080, 19557, 19680, 21465, 21730, 22140, 22896, 25440, 26076, 26568, 28620, 29520, 32595, 33210, 34344, 34768, 35424, 38160, 39114, 42930, 43460, 44280, 45792, 52152, 53136, 57240, 58671, 59040, 65190, 66420, 68688, 69536, 76320, 78228, 85860, 86920, 88560, 97785, 104304, 106272, 114480, 117342, 130380, 132840, 137376, 156456, 171720, 173840, 176013, 177120, 195570, 208608, 228960, 234684, 260760, 265680, 293355, 312912, 343440, 347680, 352026, 391140, 469368, 521520, 531360, 586710, 625824, 686880, 704052, 782280, 880065, 938736, 1043040, 1173420, 1408104, 1564560, 1760130, 1877472, 2346840, 2816208, 3129120, 3520260, 4693680, 5632416, 7040520, 9387360, 14081040, 28162080]

約数ペア:

[(1, 28162080), (2, 14081040), (3, 9387360), (4, 7040520), (5, 5632416), (6, 4693680), (8, 3520260), (9, 3129120), (10, 2816208), (12, 2346840), (15, 1877472), (16, 1760130), (18, 1564560), (20, 1408104), (24, 1173420), (27, 1043040), (30, 938736), (32, 880065), (36, 782280), (40, 704052), (41, 686880), (45, 625824), (48, 586710), (53, 531360), (54, 521520), (60, 469368), (72, 391140), (80, 352026), (81, 347680), (82, 343440), (90, 312912), (96, 293355), (106, 265680), (108, 260760), (120, 234684), (123, 228960), (135, 208608), (144, 195570), (159, 177120), (160, 176013), (162, 173840), (164, 171720), (180, 156456), (205, 137376), (212, 132840), (216, 130380), (240, 117342), (246, 114480), (265, 106272), (270, 104304), (288, 97785), (318, 88560), (324, 86920), (328, 85860), (360, 78228), (369, 76320), (405, 69536), (410, 68688), (424, 66420), (432, 65190), (477, 59040), (480, 58671), (492, 57240), (530, 53136), (540, 52152), (615, 45792), (636, 44280), (648, 43460), (656, 42930), (720, 39114), (738, 38160), (795, 35424), (810, 34768), (820, 34344), (848, 33210), (864, 32595), (954, 29520), (984, 28620), (1060, 26568), (1080, 26076), (1107, 25440), (1230, 22896), (1272, 22140), (1296, 21730), (1312, 21465), (1431, 19680), (1440, 19557), (1476, 19080), (1590, 17712), (1620, 17384), (1640, 17172), (1696, 16605), (1845, 15264), (1908, 14760), (1968, 14310), (2120, 13284), (2160, 13038), (2173, 12960), (2214, 12720), (2385, 11808), (2460, 11448), (2544, 11070), (2592, 10865), (2862, 9840), (2952, 9540), (3180, 8856), (3240, 8692), (3280, 8586), (3321, 8480), (3690, 7632), (3816, 7380), (3936, 7155), (4240, 6642), (4293, 6560), (4320, 6519), (4346, 6480), (4428, 6360), (4770, 5904), (4920, 5724), (5088, 5535)]