211706440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 579156480

約数和(自身を除く): 367450040

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 83, 85, 88, 110, 121, 124, 136, 155, 166, 170, 187, 220, 242, 248, 310, 332, 340, 341, 374, 415, 440, 484, 527, 605, 620, 664, 680, 682, 748, 830, 913, 935, 968, 1054, 1210, 1240, 1364, 1411, 1496, 1660, 1705, 1826, 1870, 2057, 2108, 2420, 2573, 2635, 2728, 2822, 3320, 3410, 3652, 3740, 3751, 4114, 4216, 4565, 4840, 5146, 5270, 5644, 5797, 6820, 7055, 7304, 7480, 7502, 8228, 9130, 10043, 10285, 10292, 10540, 11288, 11594, 12865, 13640, 14110, 15004, 15521, 16456, 18260, 18755, 20086, 20570, 20584, 21080, 23188, 25730, 28220, 28303, 28985, 30008, 31042, 36520, 37510, 40172, 41140, 43741, 46376, 50215, 51460, 56440, 56606, 57970, 62084, 63767, 75020, 77605, 80344, 82280, 87482, 100430, 102920, 113212, 115940, 124168, 127534, 141515, 150040, 155210, 170731, 174964, 200860, 218705, 226424, 231880, 255068, 283030, 310420, 311333, 318835, 341462, 349928, 401720, 437410, 481151, 510136, 566060, 620840, 622666, 637670, 682924, 853655, 874820, 962302, 1132120, 1245332, 1275340, 1365848, 1556665, 1707310, 1749640, 1924604, 2405755, 2490664, 2550680, 3113330, 3414620, 3849208, 4811510, 5292661, 6226660, 6829240, 9623020, 10585322, 12453320, 19246040, 21170644, 26463305, 42341288, 52926610, 105853220, 211706440]

約数ペア:

[(1, 211706440), (2, 105853220), (4, 52926610), (5, 42341288), (8, 26463305), (10, 21170644), (11, 19246040), (17, 12453320), (20, 10585322), (22, 9623020), (31, 6829240), (34, 6226660), (40, 5292661), (44, 4811510), (55, 3849208), (62, 3414620), (68, 3113330), (83, 2550680), (85, 2490664), (88, 2405755), (110, 1924604), (121, 1749640), (124, 1707310), (136, 1556665), (155, 1365848), (166, 1275340), (170, 1245332), (187, 1132120), (220, 962302), (242, 874820), (248, 853655), (310, 682924), (332, 637670), (340, 622666), (341, 620840), (374, 566060), (415, 510136), (440, 481151), (484, 437410), (527, 401720), (605, 349928), (620, 341462), (664, 318835), (680, 311333), (682, 310420), (748, 283030), (830, 255068), (913, 231880), (935, 226424), (968, 218705), (1054, 200860), (1210, 174964), (1240, 170731), (1364, 155210), (1411, 150040), (1496, 141515), (1660, 127534), (1705, 124168), (1826, 115940), (1870, 113212), (2057, 102920), (2108, 100430), (2420, 87482), (2573, 82280), (2635, 80344), (2728, 77605), (2822, 75020), (3320, 63767), (3410, 62084), (3652, 57970), (3740, 56606), (3751, 56440), (4114, 51460), (4216, 50215), (4565, 46376), (4840, 43741), (5146, 41140), (5270, 40172), (5644, 37510), (5797, 36520), (6820, 31042), (7055, 30008), (7304, 28985), (7480, 28303), (7502, 28220), (8228, 25730), (9130, 23188), (10043, 21080), (10285, 20584), (10292, 20570), (10540, 20086), (11288, 18755), (11594, 18260), (12865, 16456), (13640, 15521), (14110, 15004)]