28729213920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:177

約数の個数: 1152

約数和(自身を含む): 121188493440

約数和(自身を除く): 92459279520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 27, 30, 32, 33, 34, 36, 40, 44, 45, 48, 51, 53, 54, 55, 60, 61, 66, 68, 72, 80, 85, 88, 90, 96, 99, 102, 106, 108, 110, 120, 121, 122, 132, 135, 136, 144, 153, 159, 160, 165, 170, 176, 180, 183, 187, 198, 204, 212, 216, 220, 240, 242, 244, 255, 264, 265, 270, 272, 288, 297, 305, 306, 318, 330, 340, 352, 360, 363, 366, 374, 396, 408, 424, 432, 440, 459, 477, 480, 484, 488, 495, 510, 528, 530, 540, 544, 549, 561, 583, 594, 605, 610, 612, 636, 660, 671, 680, 720, 726, 732, 748, 765, 792, 795, 816, 848, 864, 880, 901, 915, 918, 935, 954, 968, 976, 990, 1020, 1037, 1056, 1060, 1080, 1089, 1098, 1122, 1166, 1188, 1210, 1220, 1224, 1272, 1320, 1342, 1360, 1431, 1440, 1452, 1464, 1485, 1496, 1530, 1584, 1590, 1632, 1647, 1683, 1696, 1749, 1760, 1802, 1815, 1830, 1836, 1870, 1908, 1936, 1952, 1980, 2013, 2040, 2057, 2074, 2120, 2160, 2178, 2196, 2244, 2295, 2332, 2376, 2385, 2420, 2440, 2448, 2544, 2640, 2684, 2703, 2720, 2745, 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約数ペア:

[(1, 28729213920), (2, 14364606960), (3, 9576404640), (4, 7182303480), (5, 5745842784), (6, 4788202320), (8, 3591151740), (9, 3192134880), (10, 2872921392), (11, 2611746720), (12, 2394101160), (15, 1915280928), (16, 1795575870), (17, 1689953760), (18, 1596067440), (20, 1436460696), (22, 1305873360), (24, 1197050580), (27, 1064044960), (30, 957640464), (32, 897787935), (33, 870582240), (34, 844976880), (36, 798033720), (40, 718230348), (44, 652936680), (45, 638426976), (48, 598525290), (51, 563317920), (53, 542060640), (54, 532022480), (55, 522349344), (60, 478820232), (61, 470970720), (66, 435291120), (68, 422488440), (72, 399016860), (80, 359115174), (85, 337990752), (88, 326468340), (90, 319213488), (96, 299262645), (99, 290194080), (102, 281658960), (106, 271030320), (108, 266011240), (110, 261174672), (120, 239410116), (121, 237431520), (122, 235485360), (132, 217645560), (135, 212808992), (136, 211244220), (144, 199508430), (153, 187772640), (159, 180686880), (160, 179557587), (165, 174116448), (170, 168995376), (176, 163234170), (180, 159606744), (183, 156990240), (187, 153632160), (198, 145097040), (204, 140829480), (212, 135515160), (216, 133005620), (220, 130587336), (240, 119705058), (242, 118715760), (244, 117742680), (255, 112663584), (264, 108822780), (265, 108412128), (270, 106404496), (272, 105622110), (288, 99754215), (297, 96731360), (305, 94194144), (306, 93886320), (318, 90343440), (330, 87058224), (340, 84497688), (352, 81617085), (360, 79803372), (363, 79143840), (366, 78495120), (374, 76816080), (396, 72548520), (408, 70414740), (424, 67757580), (432, 66502810), (440, 65293668), (459, 62590880), (477, 60228960), (480, 59852529), (484, 59357880), (488, 58871340), (495, 58038816), (510, 56331792), (528, 54411390), (530, 54206064), (540, 53202248), (544, 52811055), (549, 52330080), (561, 51210720), (583, 49278240), (594, 48365680), (605, 47486304), (610, 47097072), (612, 46943160), (636, 45171720), (660, 43529112), (671, 42815520), (680, 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(1908, 15057240), (1936, 14839470), (1952, 14717835), (1980, 14509704), (2013, 14271840), (2040, 14082948), (2057, 13966560), (2074, 13852080), (2120, 13551516), (2160, 13300562), (2178, 13190640), (2196, 13082520), (2244, 12802680), (2295, 12518176), (2332, 12319560), (2376, 12091420), (2385, 12045792), (2420, 11871576), (2440, 11774268), (2448, 11735790), (2544, 11292930), (2640, 10882278), (2684, 10703880), (2703, 10628640), (2720, 10562211), (2745, 10466016), (2805, 10242144), (2862, 10038160), (2904, 9892980), (2915, 9855648), (2928, 9811890), (2970, 9673136), (2992, 9602010), (3060, 9388632), (3111, 9234720), (3168, 9068565), (3180, 9034344), (3233, 8886240), (3267, 8793760), (3294, 8721680), (3355, 8563104), (3366, 8535120), (3498, 8213040), (3604, 7971480), (3630, 7914384), (3660, 7849512), (3672, 7823860), (3740, 7681608), (3816, 7528620), (3872, 7419735), (3960, 7254852), (4026, 7135920), (4080, 7041474), (4114, 6983280), (4148, 6926040), (4240, 6775758), (4320, 6650281), (4356, 6595320), (4392, 6541260), (4488, 6401340), (4505, 6377184), (4590, 6259088), (4664, 6159780), (4752, 6045710), (4770, 6022896), (4840, 5935788), (4880, 5887134), (4896, 5867895), (5049, 5690080), (5088, 5646465), (5185, 5540832), (5247, 5475360), (5280, 5441139), (5368, 5351940), (5406, 5314320), (5445, 5276256), (5490, 5233008), (5610, 5121072), (5724, 5019080), (5808, 4946490), (5830, 4927824), (5856, 4905945), (5940, 4836568), (5984, 4801005), (6039, 4757280), (6120, 4694316), (6171, 4655520), (6222, 4617360), (6360, 4517172), (6413, 4479840), (6466, 4443120), (6534, 4396880), (6588, 4360840), (6710, 4281552), (6732, 4267560), (6996, 4106520), (7155, 4015264), (7208, 3985740), (7260, 3957192), (7320, 3924756), (7344, 3911930), (7381, 3892320), (7480, 3840804), (7632, 3764310), (7920, 3627426), (8052, 3567960), (8109, 3542880), (8160, 3520737), (8228, 3491640), (8235, 3488672), (8296, 3463020), (8415, 3414048), (8480, 3387879), (8712, 3297660), (8745, 3285216), (8784, 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