279963480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:314

約数の個数: 256

約数和(自身を含む): 970444800

約数和(自身を除く): 690481320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 31, 34, 38, 40, 51, 57, 60, 62, 68, 76, 85, 93, 95, 102, 114, 120, 124, 136, 152, 155, 170, 186, 190, 204, 228, 233, 248, 255, 285, 310, 323, 340, 372, 380, 408, 456, 465, 466, 510, 527, 570, 589, 620, 646, 680, 699, 744, 760, 930, 932, 969, 1020, 1054, 1140, 1165, 1178, 1240, 1292, 1398, 1581, 1615, 1767, 1860, 1864, 1938, 2040, 2108, 2280, 2330, 2356, 2584, 2635, 2796, 2945, 3162, 3230, 3495, 3534, 3720, 3876, 3961, 4216, 4427, 4660, 4712, 4845, 5270, 5592, 5890, 6324, 6460, 6990, 7068, 7223, 7752, 7905, 7922, 8835, 8854, 9320, 9690, 10013, 10540, 11780, 11883, 12648, 12920, 13281, 13980, 14136, 14446, 15810, 15844, 17670, 17708, 19380, 19805, 20026, 21080, 21669, 22135, 23560, 23766, 26562, 27960, 28892, 30039, 31620, 31688, 35340, 35416, 36115, 38760, 39610, 40052, 43338, 44270, 47532, 50065, 53124, 57784, 59415, 60078, 63240, 66405, 70680, 72230, 75259, 79220, 80104, 86676, 88540, 95064, 100130, 106248, 108345, 118830, 120156, 122791, 132810, 137237, 144460, 150195, 150518, 158440, 173352, 177080, 200260, 216690, 225777, 237660, 240312, 245582, 265620, 274474, 288920, 300390, 301036, 368373, 376295, 400520, 411711, 433380, 451554, 475320, 491164, 531240, 548948, 600780, 602072, 613955, 686185, 736746, 752590, 823422, 866760, 903108, 982328, 1097896, 1128885, 1201560, 1227910, 1372370, 1473492, 1505180, 1646844, 1806216, 1841865, 2058555, 2257770, 2333029, 2455820, 2744740, 2946984, 3010360, 3293688, 3683730, 4117110, 4515540, 4666058, 4911640, 5489480, 6999087, 7367460, 8234220, 9031080, 9332116, 11665145, 13998174, 14734920, 16468440, 18664232, 23330290, 27996348, 34995435, 46660580, 55992696, 69990870, 93321160, 139981740, 279963480]

約数ペア:

[(1, 279963480), (2, 139981740), (3, 93321160), (4, 69990870), (5, 55992696), (6, 46660580), (8, 34995435), (10, 27996348), (12, 23330290), (15, 18664232), (17, 16468440), (19, 14734920), (20, 13998174), (24, 11665145), (30, 9332116), (31, 9031080), (34, 8234220), (38, 7367460), (40, 6999087), (51, 5489480), (57, 4911640), (60, 4666058), (62, 4515540), (68, 4117110), (76, 3683730), (85, 3293688), (93, 3010360), (95, 2946984), (102, 2744740), (114, 2455820), (120, 2333029), (124, 2257770), (136, 2058555), (152, 1841865), (155, 1806216), (170, 1646844), (186, 1505180), (190, 1473492), (204, 1372370), (228, 1227910), (233, 1201560), (248, 1128885), (255, 1097896), (285, 982328), (310, 903108), (323, 866760), (340, 823422), (372, 752590), (380, 736746), (408, 686185), (456, 613955), (465, 602072), (466, 600780), (510, 548948), (527, 531240), (570, 491164), (589, 475320), (620, 451554), (646, 433380), (680, 411711), (699, 400520), (744, 376295), (760, 368373), (930, 301036), (932, 300390), (969, 288920), (1020, 274474), (1054, 265620), (1140, 245582), (1165, 240312), (1178, 237660), (1240, 225777), (1292, 216690), (1398, 200260), (1581, 177080), (1615, 173352), (1767, 158440), (1860, 150518), (1864, 150195), (1938, 144460), (2040, 137237), (2108, 132810), (2280, 122791), (2330, 120156), (2356, 118830), (2584, 108345), (2635, 106248), (2796, 100130), (2945, 95064), (3162, 88540), (3230, 86676), (3495, 80104), (3534, 79220), (3720, 75259), (3876, 72230), (3961, 70680), (4216, 66405), (4427, 63240), (4660, 60078), (4712, 59415), (4845, 57784), (5270, 53124), (5592, 50065), (5890, 47532), (6324, 44270), (6460, 43338), (6990, 40052), (7068, 39610), (7223, 38760), (7752, 36115), (7905, 35416), (7922, 35340), (8835, 31688), (8854, 31620), (9320, 30039), (9690, 28892), (10013, 27960), (10540, 26562), (11780, 23766), (11883, 23560), (12648, 22135), (12920, 21669), (13281, 21080), (13980, 20026), (14136, 19805), (14446, 19380), (15810, 17708), (15844, 17670)]