353494240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:118

約数の個数: 216

約数和(自身を含む): 998441640

約数和(自身を除く): 644947400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 32, 38, 40, 44, 55, 62, 76, 80, 88, 95, 110, 121, 124, 152, 155, 160, 176, 190, 209, 220, 242, 248, 304, 310, 341, 352, 380, 418, 440, 484, 496, 589, 605, 608, 620, 682, 760, 836, 880, 961, 968, 992, 1045, 1178, 1210, 1240, 1364, 1520, 1672, 1705, 1760, 1922, 1936, 2090, 2299, 2356, 2420, 2480, 2728, 2945, 3040, 3344, 3410, 3751, 3844, 3872, 4180, 4598, 4712, 4805, 4840, 4960, 5456, 5890, 6479, 6688, 6820, 7502, 7688, 8360, 9196, 9424, 9610, 9680, 10571, 10912, 11495, 11780, 12958, 13640, 15004, 15376, 16720, 18259, 18392, 18755, 18848, 19220, 19360, 21142, 22990, 23560, 25916, 27280, 30008, 30752, 32395, 33440, 36518, 36784, 37510, 38440, 42284, 45980, 47120, 51832, 52855, 54560, 60016, 64790, 71269, 73036, 73568, 75020, 76880, 84568, 91295, 91960, 94240, 103664, 105710, 116281, 120032, 129580, 142538, 146072, 150040, 153760, 169136, 182590, 183920, 200849, 207328, 211420, 232562, 259160, 285076, 292144, 300080, 338272, 356345, 365180, 367840, 401698, 422840, 465124, 518320, 570152, 581405, 584288, 600160, 712690, 730360, 803396, 845680, 930248, 1004245, 1036640, 1140304, 1162810, 1425380, 1460720, 1606792, 1691360, 1860496, 2008490, 2209339, 2280608, 2325620, 2850760, 2921440, 3213584, 3720992, 4016980, 4418678, 4651240, 5701520, 6427168, 8033960, 8837356, 9302480, 11046695, 11403040, 16067920, 17674712, 18604960, 22093390, 32135840, 35349424, 44186780, 70698848, 88373560, 176747120, 353494240]

約数ペア:

[(1, 353494240), (2, 176747120), (4, 88373560), (5, 70698848), (8, 44186780), (10, 35349424), (11, 32135840), (16, 22093390), (19, 18604960), (20, 17674712), (22, 16067920), (31, 11403040), (32, 11046695), (38, 9302480), (40, 8837356), (44, 8033960), (55, 6427168), (62, 5701520), (76, 4651240), (80, 4418678), (88, 4016980), (95, 3720992), (110, 3213584), (121, 2921440), (124, 2850760), (152, 2325620), (155, 2280608), (160, 2209339), (176, 2008490), (190, 1860496), (209, 1691360), (220, 1606792), (242, 1460720), (248, 1425380), (304, 1162810), (310, 1140304), (341, 1036640), (352, 1004245), (380, 930248), (418, 845680), (440, 803396), (484, 730360), (496, 712690), (589, 600160), (605, 584288), (608, 581405), (620, 570152), (682, 518320), (760, 465124), (836, 422840), (880, 401698), (961, 367840), (968, 365180), (992, 356345), (1045, 338272), (1178, 300080), (1210, 292144), (1240, 285076), (1364, 259160), (1520, 232562), (1672, 211420), (1705, 207328), (1760, 200849), (1922, 183920), (1936, 182590), (2090, 169136), (2299, 153760), (2356, 150040), (2420, 146072), (2480, 142538), (2728, 129580), (2945, 120032), (3040, 116281), (3344, 105710), (3410, 103664), (3751, 94240), (3844, 91960), (3872, 91295), (4180, 84568), (4598, 76880), (4712, 75020), (4805, 73568), (4840, 73036), (4960, 71269), (5456, 64790), (5890, 60016), (6479, 54560), (6688, 52855), (6820, 51832), (7502, 47120), (7688, 45980), (8360, 42284), (9196, 38440), (9424, 37510), (9610, 36784), (9680, 36518), (10571, 33440), (10912, 32395), (11495, 30752), (11780, 30008), (12958, 27280), (13640, 25916), (15004, 23560), (15376, 22990), (16720, 21142), (18259, 19360), (18392, 19220), (18755, 18848)]