128473488

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:422

約数の個数: 240

約数和(自身を含む): 448471296

約数和(自身を除く): 319997808

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 17, 18, 22, 24, 26, 33, 34, 36, 39, 44, 48, 51, 52, 66, 68, 72, 78, 88, 99, 102, 104, 117, 132, 136, 143, 144, 153, 156, 176, 187, 198, 204, 208, 221, 234, 264, 272, 286, 306, 312, 367, 374, 396, 408, 429, 442, 468, 528, 561, 572, 612, 624, 663, 734, 748, 792, 816, 858, 884, 936, 1101, 1122, 1144, 1224, 1287, 1326, 1468, 1496, 1584, 1683, 1716, 1768, 1872, 1989, 2202, 2244, 2288, 2431, 2448, 2574, 2652, 2936, 2992, 3303, 3366, 3432, 3536, 3978, 4037, 4404, 4488, 4771, 4862, 5148, 5304, 5872, 6239, 6606, 6732, 6864, 7293, 7956, 8074, 8808, 8976, 9542, 9724, 10296, 10608, 12111, 12478, 13212, 13464, 14313, 14586, 15912, 16148, 17616, 18717, 19084, 19448, 20592, 21879, 24222, 24956, 26424, 26928, 28626, 29172, 31824, 32296, 36333, 37434, 38168, 38896, 42939, 43758, 48444, 49912, 52481, 52848, 56151, 57252, 58344, 64592, 68629, 72666, 74868, 76336, 81107, 85878, 87516, 96888, 99824, 104962, 112302, 114504, 116688, 137258, 145332, 149736, 157443, 162214, 171756, 175032, 193776, 205887, 209924, 224604, 229008, 243321, 274516, 290664, 299472, 314886, 324428, 343512, 350064, 411774, 419848, 449208, 472329, 486642, 549032, 581328, 617661, 629772, 648856, 687024, 729963, 823548, 839696, 892177, 898416, 944658, 973284, 1098064, 1235322, 1259544, 1297712, 1459926, 1647096, 1784354, 1889316, 1946568, 2470644, 2519088, 2676531, 2919852, 3294192, 3568708, 3778632, 3893136, 4941288, 5353062, 5839704, 7137416, 7557264, 8029593, 9882576, 10706124, 11679408, 14274832, 16059186, 21412248, 32118372, 42824496, 64236744, 128473488]

約数ペア:

[(1, 128473488), (2, 64236744), (3, 42824496), (4, 32118372), (6, 21412248), (8, 16059186), (9, 14274832), (11, 11679408), (12, 10706124), (13, 9882576), (16, 8029593), (17, 7557264), (18, 7137416), (22, 5839704), (24, 5353062), (26, 4941288), (33, 3893136), (34, 3778632), (36, 3568708), (39, 3294192), (44, 2919852), (48, 2676531), (51, 2519088), (52, 2470644), (66, 1946568), (68, 1889316), (72, 1784354), (78, 1647096), (88, 1459926), (99, 1297712), (102, 1259544), (104, 1235322), (117, 1098064), (132, 973284), (136, 944658), (143, 898416), (144, 892177), (153, 839696), (156, 823548), (176, 729963), (187, 687024), (198, 648856), (204, 629772), (208, 617661), (221, 581328), (234, 549032), (264, 486642), (272, 472329), (286, 449208), (306, 419848), (312, 411774), (367, 350064), (374, 343512), (396, 324428), (408, 314886), (429, 299472), (442, 290664), (468, 274516), (528, 243321), (561, 229008), (572, 224604), (612, 209924), (624, 205887), (663, 193776), (734, 175032), (748, 171756), (792, 162214), (816, 157443), (858, 149736), (884, 145332), (936, 137258), (1101, 116688), (1122, 114504), (1144, 112302), (1224, 104962), (1287, 99824), (1326, 96888), (1468, 87516), (1496, 85878), (1584, 81107), (1683, 76336), (1716, 74868), (1768, 72666), (1872, 68629), (1989, 64592), (2202, 58344), (2244, 57252), (2288, 56151), (2431, 52848), (2448, 52481), (2574, 49912), (2652, 48444), (2936, 43758), (2992, 42939), (3303, 38896), (3366, 38168), (3432, 37434), (3536, 36333), (3978, 32296), (4037, 31824), (4404, 29172), (4488, 28626), (4771, 26928), (4862, 26424), (5148, 24956), (5304, 24222), (5872, 21879), (6239, 20592), (6606, 19448), (6732, 19084), (6864, 18717), (7293, 17616), (7956, 16148), (8074, 15912), (8808, 14586), (8976, 14313), (9542, 13464), (9724, 13212), (10296, 12478), (10608, 12111)]