661376320

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:118

約数の個数: 336

約数和(自身を含む): 1945843200

約数和(自身を除く): 1284466880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 29, 31, 32, 38, 40, 44, 55, 58, 62, 64, 76, 80, 88, 95, 110, 116, 121, 124, 145, 152, 155, 160, 176, 190, 209, 220, 232, 242, 248, 290, 304, 310, 319, 320, 341, 352, 380, 418, 440, 464, 484, 496, 551, 580, 589, 605, 608, 620, 638, 682, 704, 760, 836, 880, 899, 928, 968, 992, 1045, 1102, 1160, 1178, 1210, 1216, 1240, 1276, 1364, 1520, 1595, 1672, 1705, 1760, 1798, 1856, 1936, 1984, 2090, 2204, 2299, 2320, 2356, 2420, 2480, 2552, 2728, 2755, 2945, 3040, 3190, 3344, 3410, 3509, 3520, 3596, 3751, 3872, 4180, 4408, 4495, 4598, 4640, 4712, 4840, 4960, 5104, 5456, 5510, 5890, 6061, 6080, 6380, 6479, 6688, 6820, 7018, 7192, 7502, 7744, 8360, 8816, 8990, 9196, 9280, 9424, 9680, 9889, 9920, 10208, 10912, 11020, 11495, 11780, 12122, 12760, 12958, 13376, 13640, 14036, 14384, 15004, 16720, 17081, 17545, 17632, 17980, 18392, 18755, 18848, 19360, 19778, 20416, 21824, 22040, 22990, 23560, 24244, 25520, 25916, 27280, 28072, 28768, 30008, 30305, 32395, 33440, 34162, 35090, 35264, 35960, 36784, 37510, 37696, 38720, 39556, 44080, 45980, 47120, 48488, 49445, 51040, 51832, 54560, 56144, 57536, 60016, 60610, 64790, 66671, 66880, 68324, 70180, 71269, 71920, 73568, 75020, 79112, 85405, 88160, 91960, 94240, 96976, 98890, 102080, 103664, 108779, 109120, 112288, 120032, 121220, 129580, 133342, 136648, 140360, 142538, 143840, 147136, 150040, 158224, 170810, 176320, 183920, 187891, 188480, 193952, 197780, 207328, 217558, 224576, 240064, 242440, 259160, 266684, 273296, 280720, 285076, 287680, 300080, 316448, 333355, 341620, 356345, 367840, 375782, 387904, 395560, 414656, 435116, 484880, 518320, 533368, 543895, 546592, 561440, 570152, 600160, 632896, 666710, 683240, 712690, 735680, 751564, 791120, 870232, 939455, 969760, 1036640, 1066736, 1087790, 1093184, 1122880, 1140304, 1200320, 1333420, 1366480, 1425380, 1503128, 1582240, 1740464, 1878910, 1939520, 2066801, 2073280, 2133472, 2175580, 2280608, 2666840, 2732960, 2850760, 3006256, 3164480, 3480928, 3757820, 4133602, 4266944, 4351160, 4561216, 5333680, 5465920, 5701520, 6012512, 6961856, 7515640, 8267204, 8702320, 10334005, 10667360, 11403040, 12025024, 15031280, 16534408, 17404640, 20668010, 21334720, 22806080, 30062560, 33068816, 34809280, 41336020, 60125120, 66137632, 82672040, 132275264, 165344080, 330688160, 661376320]

約数ペア:

[(1, 661376320), (2, 330688160), (4, 165344080), (5, 132275264), (8, 82672040), (10, 66137632), (11, 60125120), (16, 41336020), (19, 34809280), (20, 33068816), (22, 30062560), (29, 22806080), (31, 21334720), (32, 20668010), (38, 17404640), (40, 16534408), (44, 15031280), (55, 12025024), (58, 11403040), (62, 10667360), (64, 10334005), (76, 8702320), (80, 8267204), (88, 7515640), (95, 6961856), (110, 6012512), (116, 5701520), (121, 5465920), (124, 5333680), (145, 4561216), (152, 4351160), (155, 4266944), (160, 4133602), (176, 3757820), (190, 3480928), (209, 3164480), (220, 3006256), (232, 2850760), (242, 2732960), (248, 2666840), (290, 2280608), (304, 2175580), (310, 2133472), (319, 2073280), (320, 2066801), (341, 1939520), (352, 1878910), (380, 1740464), (418, 1582240), (440, 1503128), (464, 1425380), (484, 1366480), (496, 1333420), (551, 1200320), (580, 1140304), (589, 1122880), (605, 1093184), (608, 1087790), (620, 1066736), (638, 1036640), (682, 969760), (704, 939455), (760, 870232), (836, 791120), (880, 751564), (899, 735680), (928, 712690), (968, 683240), (992, 666710), (1045, 632896), (1102, 600160), (1160, 570152), (1178, 561440), (1210, 546592), (1216, 543895), (1240, 533368), (1276, 518320), (1364, 484880), (1520, 435116), (1595, 414656), (1672, 395560), (1705, 387904), (1760, 375782), (1798, 367840), (1856, 356345), (1936, 341620), (1984, 333355), (2090, 316448), (2204, 300080), (2299, 287680), (2320, 285076), (2356, 280720), (2420, 273296), (2480, 266684), (2552, 259160), (2728, 242440), (2755, 240064), (2945, 224576), (3040, 217558), (3190, 207328), (3344, 197780), (3410, 193952), (3509, 188480), (3520, 187891), (3596, 183920), (3751, 176320), (3872, 170810), (4180, 158224), (4408, 150040), (4495, 147136), (4598, 143840), (4640, 142538), (4712, 140360), (4840, 136648), (4960, 133342), (5104, 129580), (5456, 121220), (5510, 120032), (5890, 112288), (6061, 109120), (6080, 108779), (6380, 103664), (6479, 102080), (6688, 98890), (6820, 96976), (7018, 94240), (7192, 91960), (7502, 88160), (7744, 85405), (8360, 79112), (8816, 75020), (8990, 73568), (9196, 71920), (9280, 71269), (9424, 70180), (9680, 68324), (9889, 66880), (9920, 66671), (10208, 64790), (10912, 60610), (11020, 60016), (11495, 57536), (11780, 56144), (12122, 54560), (12760, 51832), (12958, 51040), (13376, 49445), (13640, 48488), (14036, 47120), (14384, 45980), (15004, 44080), (16720, 39556), (17081, 38720), (17545, 37696), (17632, 37510), (17980, 36784), (18392, 35960), (18755, 35264), (18848, 35090), (19360, 34162), (19778, 33440), (20416, 32395), (21824, 30305), (22040, 30008), (22990, 28768), (23560, 28072), (24244, 27280), (25520, 25916)]