280565280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:268

約数の個数: 288

約数和(自身を含む): 1034180784

約数和(自身を除く): 753615504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 73, 80, 85, 90, 96, 102, 120, 136, 144, 146, 153, 157, 160, 170, 180, 204, 219, 240, 255, 272, 288, 292, 306, 314, 340, 360, 365, 408, 438, 471, 480, 510, 544, 584, 612, 628, 657, 680, 720, 730, 765, 785, 816, 876, 942, 1020, 1095, 1168, 1224, 1241, 1256, 1314, 1360, 1413, 1440, 1460, 1530, 1570, 1632, 1752, 1884, 2040, 2190, 2336, 2355, 2448, 2482, 2512, 2628, 2669, 2720, 2826, 2920, 3060, 3140, 3285, 3504, 3723, 3768, 4080, 4380, 4710, 4896, 4964, 5024, 5256, 5338, 5652, 5840, 6120, 6205, 6280, 6570, 7008, 7065, 7446, 7536, 8007, 8160, 8760, 9420, 9928, 10512, 10676, 11169, 11304, 11461, 11680, 12240, 12410, 12560, 13140, 13345, 14130, 14892, 15072, 16014, 17520, 18615, 18840, 19856, 21024, 21352, 22338, 22608, 22922, 24021, 24480, 24820, 25120, 26280, 26690, 28260, 29784, 32028, 34383, 35040, 37230, 37680, 39712, 40035, 42704, 44676, 45216, 45844, 48042, 49640, 52560, 53380, 55845, 56520, 57305, 59568, 64056, 68766, 74460, 75360, 80070, 85408, 89352, 91688, 96084, 99280, 103149, 105120, 106760, 111690, 113040, 114610, 119136, 120105, 128112, 137532, 148920, 160140, 171915, 178704, 183376, 192168, 194837, 198560, 206298, 213520, 223380, 226080, 229220, 240210, 256224, 275064, 297840, 320280, 343830, 357408, 366752, 384336, 389674, 412596, 427040, 446760, 458440, 480420, 515745, 550128, 584511, 595680, 640560, 687660, 768672, 779348, 825192, 893520, 916880, 960840, 974185, 1031490, 1100256, 1169022, 1281120, 1375320, 1558696, 1650384, 1753533, 1787040, 1833760, 1921680, 1948370, 2062980, 2338044, 2750640, 2922555, 3117392, 3300768, 3507066, 3843360, 3896740, 4125960, 4676088, 5501280, 5845110, 6234784, 7014132, 7793480, 8251920, 8767665, 9352176, 11690220, 14028264, 15586960, 16503840, 17535330, 18704352, 23380440, 28056528, 31173920, 35070660, 46760880, 56113056, 70141320, 93521760, 140282640, 280565280]

約数ペア:

[(1, 280565280), (2, 140282640), (3, 93521760), (4, 70141320), (5, 56113056), (6, 46760880), (8, 35070660), (9, 31173920), (10, 28056528), (12, 23380440), (15, 18704352), (16, 17535330), (17, 16503840), (18, 15586960), (20, 14028264), (24, 11690220), (30, 9352176), (32, 8767665), (34, 8251920), (36, 7793480), (40, 7014132), (45, 6234784), (48, 5845110), (51, 5501280), (60, 4676088), (68, 4125960), (72, 3896740), (73, 3843360), (80, 3507066), (85, 3300768), (90, 3117392), (96, 2922555), (102, 2750640), (120, 2338044), (136, 2062980), (144, 1948370), (146, 1921680), (153, 1833760), (157, 1787040), (160, 1753533), (170, 1650384), (180, 1558696), (204, 1375320), (219, 1281120), (240, 1169022), (255, 1100256), (272, 1031490), (288, 974185), (292, 960840), (306, 916880), (314, 893520), (340, 825192), (360, 779348), (365, 768672), (408, 687660), (438, 640560), (471, 595680), (480, 584511), (510, 550128), (544, 515745), (584, 480420), (612, 458440), (628, 446760), (657, 427040), (680, 412596), (720, 389674), (730, 384336), (765, 366752), (785, 357408), (816, 343830), (876, 320280), (942, 297840), (1020, 275064), (1095, 256224), (1168, 240210), (1224, 229220), (1241, 226080), (1256, 223380), (1314, 213520), (1360, 206298), (1413, 198560), (1440, 194837), (1460, 192168), (1530, 183376), (1570, 178704), (1632, 171915), (1752, 160140), (1884, 148920), (2040, 137532), (2190, 128112), (2336, 120105), (2355, 119136), (2448, 114610), (2482, 113040), (2512, 111690), (2628, 106760), (2669, 105120), (2720, 103149), (2826, 99280), (2920, 96084), (3060, 91688), (3140, 89352), (3285, 85408), (3504, 80070), (3723, 75360), (3768, 74460), (4080, 68766), (4380, 64056), (4710, 59568), (4896, 57305), (4964, 56520), (5024, 55845), (5256, 53380), (5338, 52560), (5652, 49640), (5840, 48042), (6120, 45844), (6205, 45216), (6280, 44676), (6570, 42704), (7008, 40035), (7065, 39712), (7446, 37680), (7536, 37230), (8007, 35040), (8160, 34383), (8760, 32028), (9420, 29784), (9928, 28260), (10512, 26690), (10676, 26280), (11169, 25120), (11304, 24820), (11461, 24480), (11680, 24021), (12240, 22922), (12410, 22608), (12560, 22338), (13140, 21352), (13345, 21024), (14130, 19856), (14892, 18840), (15072, 18615), (16014, 17520)]