218635368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2069}}^1$

素因数の和:2139

約数の個数: 128

約数和(自身を含む): 679622400

約数和(自身を除く): 460987032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 37, 42, 51, 56, 68, 74, 84, 102, 111, 119, 136, 148, 168, 204, 222, 238, 259, 296, 357, 408, 444, 476, 518, 629, 714, 777, 888, 952, 1036, 1258, 1428, 1554, 1887, 2069, 2072, 2516, 2856, 3108, 3774, 4138, 4403, 5032, 6207, 6216, 7548, 8276, 8806, 12414, 13209, 14483, 15096, 16552, 17612, 24828, 26418, 28966, 35173, 35224, 43449, 49656, 52836, 57932, 70346, 76553, 86898, 105519, 105672, 115864, 140692, 153106, 173796, 211038, 229659, 246211, 281384, 306212, 347592, 422076, 459318, 492422, 535871, 612424, 738633, 844152, 918636, 984844, 1071742, 1301401, 1477266, 1607613, 1837272, 1969688, 2143484, 2602802, 2954532, 3215226, 3904203, 4286968, 5205604, 5909064, 6430452, 7808406, 9109807, 10411208, 12860904, 15616812, 18219614, 27329421, 31233624, 36439228, 54658842, 72878456, 109317684, 218635368]

約数ペア:

[(1, 218635368), (2, 109317684), (3, 72878456), (4, 54658842), (6, 36439228), (7, 31233624), (8, 27329421), (12, 18219614), (14, 15616812), (17, 12860904), (21, 10411208), (24, 9109807), (28, 7808406), (34, 6430452), (37, 5909064), (42, 5205604), (51, 4286968), (56, 3904203), (68, 3215226), (74, 2954532), (84, 2602802), (102, 2143484), (111, 1969688), (119, 1837272), (136, 1607613), (148, 1477266), (168, 1301401), (204, 1071742), (222, 984844), (238, 918636), (259, 844152), (296, 738633), (357, 612424), (408, 535871), (444, 492422), (476, 459318), (518, 422076), (629, 347592), (714, 306212), (777, 281384), (888, 246211), (952, 229659), (1036, 211038), (1258, 173796), (1428, 153106), (1554, 140692), (1887, 115864), (2069, 105672), (2072, 105519), (2516, 86898), (2856, 76553), (3108, 70346), (3774, 57932), (4138, 52836), (4403, 49656), (5032, 43449), (6207, 35224), (6216, 35173), (7548, 28966), (8276, 26418), (8806, 24828), (12414, 17612), (13209, 16552), (14483, 15096)]