277621920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 288

約数和(自身を含む): 1018180800

約数和(自身を除く): 740558880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 73, 76, 80, 90, 95, 96, 114, 120, 139, 144, 146, 152, 160, 171, 180, 190, 219, 228, 240, 278, 285, 288, 292, 304, 342, 360, 365, 380, 417, 438, 456, 480, 556, 570, 584, 608, 657, 684, 695, 720, 730, 760, 834, 855, 876, 912, 1095, 1112, 1140, 1168, 1251, 1314, 1368, 1387, 1390, 1440, 1460, 1520, 1668, 1710, 1752, 1824, 2085, 2190, 2224, 2280, 2336, 2502, 2628, 2641, 2736, 2774, 2780, 2920, 3040, 3285, 3336, 3420, 3504, 4161, 4170, 4380, 4448, 4560, 5004, 5256, 5282, 5472, 5548, 5560, 5840, 6255, 6570, 6672, 6840, 6935, 7008, 7923, 8322, 8340, 8760, 9120, 10008, 10147, 10512, 10564, 11096, 11120, 11680, 12483, 12510, 13140, 13205, 13344, 13680, 13870, 15846, 16644, 16680, 17520, 20016, 20294, 20805, 21024, 21128, 22192, 22240, 23769, 24966, 25020, 26280, 26410, 27360, 27740, 30441, 31692, 33288, 33360, 35040, 39615, 40032, 40588, 41610, 42256, 44384, 47538, 49932, 50040, 50735, 52560, 52820, 55480, 60882, 62415, 63384, 66576, 66720, 79230, 81176, 83220, 84512, 91323, 95076, 99864, 100080, 101470, 105120, 105640, 110960, 118845, 121764, 124830, 126768, 133152, 152205, 158460, 162352, 166440, 182646, 190152, 192793, 199728, 200160, 202940, 211280, 221920, 237690, 243528, 249660, 253536, 304410, 316920, 324704, 332880, 365292, 380304, 385586, 399456, 405880, 422560, 456615, 475380, 487056, 499320, 578379, 608820, 633840, 665760, 730584, 760608, 771172, 811760, 913230, 950760, 963965, 974112, 998640, 1156758, 1217640, 1267680, 1461168, 1542344, 1623520, 1735137, 1826460, 1901520, 1927930, 1997280, 2313516, 2435280, 2891895, 2922336, 3084688, 3470274, 3652920, 3803040, 3855860, 4627032, 4870560, 5783790, 6169376, 6940548, 7305840, 7711720, 8675685, 9254064, 11567580, 13881096, 14611680, 15423440, 17351370, 18508128, 23135160, 27762192, 30846880, 34702740, 46270320, 55524384, 69405480, 92540640, 138810960, 277621920]

約数ペア:

[(1, 277621920), (2, 138810960), (3, 92540640), (4, 69405480), (5, 55524384), (6, 46270320), (8, 34702740), (9, 30846880), (10, 27762192), (12, 23135160), (15, 18508128), (16, 17351370), (18, 15423440), (19, 14611680), (20, 13881096), (24, 11567580), (30, 9254064), (32, 8675685), (36, 7711720), (38, 7305840), (40, 6940548), (45, 6169376), (48, 5783790), (57, 4870560), (60, 4627032), (72, 3855860), (73, 3803040), (76, 3652920), (80, 3470274), (90, 3084688), (95, 2922336), (96, 2891895), (114, 2435280), (120, 2313516), (139, 1997280), (144, 1927930), (146, 1901520), (152, 1826460), (160, 1735137), (171, 1623520), (180, 1542344), (190, 1461168), (219, 1267680), (228, 1217640), (240, 1156758), (278, 998640), (285, 974112), (288, 963965), (292, 950760), (304, 913230), (342, 811760), (360, 771172), (365, 760608), (380, 730584), (417, 665760), (438, 633840), (456, 608820), (480, 578379), (556, 499320), (570, 487056), (584, 475380), (608, 456615), (657, 422560), (684, 405880), (695, 399456), (720, 385586), (730, 380304), (760, 365292), (834, 332880), (855, 324704), (876, 316920), (912, 304410), (1095, 253536), (1112, 249660), (1140, 243528), (1168, 237690), (1251, 221920), (1314, 211280), (1368, 202940), (1387, 200160), (1390, 199728), (1440, 192793), (1460, 190152), (1520, 182646), (1668, 166440), (1710, 162352), (1752, 158460), (1824, 152205), (2085, 133152), (2190, 126768), (2224, 124830), (2280, 121764), (2336, 118845), (2502, 110960), (2628, 105640), (2641, 105120), (2736, 101470), (2774, 100080), (2780, 99864), (2920, 95076), (3040, 91323), (3285, 84512), (3336, 83220), (3420, 81176), (3504, 79230), (4161, 66720), (4170, 66576), (4380, 63384), (4448, 62415), (4560, 60882), (5004, 55480), (5256, 52820), (5282, 52560), (5472, 50735), (5548, 50040), (5560, 49932), (5840, 47538), (6255, 44384), (6570, 42256), (6672, 41610), (6840, 40588), (6935, 40032), (7008, 39615), (7923, 35040), (8322, 33360), (8340, 33288), (8760, 31692), (9120, 30441), (10008, 27740), (10147, 27360), (10512, 26410), (10564, 26280), (11096, 25020), (11120, 24966), (11680, 23769), (12483, 22240), (12510, 22192), (13140, 21128), (13205, 21024), (13344, 20805), (13680, 20294), (13870, 20016), (15846, 17520), (16644, 16680)]