18978080880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{617}}^1$

素因数の和:896

約数の個数: 320

約数和(自身を含む): 65680367616

約数和(自身を除く): 46702286736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 110, 120, 122, 132, 165, 176, 183, 191, 220, 240, 244, 264, 305, 330, 366, 382, 440, 488, 528, 573, 610, 617, 660, 671, 732, 764, 880, 915, 955, 976, 1146, 1220, 1234, 1320, 1342, 1464, 1528, 1830, 1851, 1910, 2013, 2101, 2292, 2440, 2468, 2640, 2684, 2865, 2928, 3056, 3085, 3355, 3660, 3702, 3820, 4026, 4202, 4584, 4880, 4936, 5368, 5730, 6170, 6303, 6710, 6787, 7320, 7404, 7640, 8052, 8404, 9168, 9255, 9872, 10065, 10505, 10736, 11460, 11651, 12340, 12606, 13420, 13574, 14640, 14808, 15280, 16104, 16808, 18510, 20130, 20361, 21010, 22920, 23302, 24680, 25212, 26840, 27148, 29616, 31515, 32208, 33616, 33935, 34953, 37020, 37637, 40260, 40722, 42020, 45840, 46604, 49360, 50424, 53680, 54296, 58255, 63030, 67870, 69906, 74040, 75274, 80520, 81444, 84040, 93208, 100848, 101805, 108592, 112911, 116510, 117847, 126060, 128161, 135740, 139812, 148080, 150548, 161040, 162888, 168080, 174765, 186416, 188185, 203610, 225822, 233020, 235694, 252120, 256322, 271480, 279624, 301096, 325776, 349530, 353541, 376370, 384483, 407220, 414007, 451644, 466040, 471388, 504240, 512644, 542960, 559248, 564555, 589235, 602192, 640805, 699060, 707082, 752740, 768966, 814440, 828014, 903288, 932080, 942776, 1025288, 1129110, 1178470, 1242021, 1281610, 1296317, 1398120, 1414164, 1505480, 1537932, 1628880, 1656028, 1767705, 1806576, 1885552, 1922415, 2050576, 2070035, 2258220, 2356940, 2484042, 2563220, 2592634, 2796240, 2828328, 3010960, 3075864, 3312056, 3535410, 3844830, 3888951, 4140070, 4516440, 4713880, 4968084, 5126440, 5185268, 5656656, 6151728, 6210105, 6481585, 6624112, 7070820, 7188667, 7689660, 7777902, 8280140, 9032880, 9427760, 9936168, 10252880, 10370536, 12420210, 12963170, 14141640, 14377334, 15379320, 15555804, 16560280, 19444755, 19872336, 20741072, 21566001, 24840420, 25926340, 28283280, 28754668, 30758640, 31111608, 33120560, 35943335, 38889510, 43132002, 49680840, 51852680, 57509336, 62223216, 71886670, 77779020, 79075337, 86264004, 99361680, 103705360, 107830005, 115018672, 143773340, 155558040, 158150674, 172528008, 215660010, 237226011, 287546680, 311116080, 316301348, 345056016, 395376685, 431320020, 474452022, 575093360, 632602696, 790753370, 862640040, 948904044, 1186130055, 1265205392, 1581506740, 1725280080, 1897808088, 2372260110, 3163013480, 3795616176, 4744520220, 6326026960, 9489040440, 18978080880]

約数ペア:

[(1, 18978080880), (2, 9489040440), (3, 6326026960), (4, 4744520220), (5, 3795616176), (6, 3163013480), (8, 2372260110), (10, 1897808088), (11, 1725280080), (12, 1581506740), (15, 1265205392), (16, 1186130055), (20, 948904044), (22, 862640040), (24, 790753370), (30, 632602696), (33, 575093360), (40, 474452022), (44, 431320020), (48, 395376685), (55, 345056016), (60, 316301348), (61, 311116080), (66, 287546680), (80, 237226011), (88, 215660010), (110, 172528008), (120, 158150674), (122, 155558040), (132, 143773340), (165, 115018672), (176, 107830005), (183, 103705360), (191, 99361680), (220, 86264004), (240, 79075337), (244, 77779020), (264, 71886670), (305, 62223216), (330, 57509336), (366, 51852680), (382, 49680840), (440, 43132002), (488, 38889510), (528, 35943335), (573, 33120560), (610, 31111608), (617, 30758640), (660, 28754668), (671, 28283280), (732, 25926340), (764, 24840420), (880, 21566001), (915, 20741072), (955, 19872336), (976, 19444755), (1146, 16560280), (1220, 15555804), (1234, 15379320), (1320, 14377334), (1342, 14141640), (1464, 12963170), (1528, 12420210), (1830, 10370536), (1851, 10252880), (1910, 9936168), (2013, 9427760), (2101, 9032880), (2292, 8280140), (2440, 7777902), (2468, 7689660), (2640, 7188667), (2684, 7070820), (2865, 6624112), (2928, 6481585), (3056, 6210105), (3085, 6151728), (3355, 5656656), (3660, 5185268), (3702, 5126440), (3820, 4968084), (4026, 4713880), (4202, 4516440), (4584, 4140070), (4880, 3888951), (4936, 3844830), (5368, 3535410), (5730, 3312056), (6170, 3075864), (6303, 3010960), (6710, 2828328), (6787, 2796240), (7320, 2592634), (7404, 2563220), (7640, 2484042), (8052, 2356940), (8404, 2258220), (9168, 2070035), (9255, 2050576), (9872, 1922415), (10065, 1885552), (10505, 1806576), (10736, 1767705), (11460, 1656028), (11651, 1628880), (12340, 1537932), (12606, 1505480), (13420, 1414164), (13574, 1398120), (14640, 1296317), (14808, 1281610), (15280, 1242021), (16104, 1178470), (16808, 1129110), (18510, 1025288), (20130, 942776), (20361, 932080), (21010, 903288), (22920, 828014), (23302, 814440), (24680, 768966), (25212, 752740), (26840, 707082), (27148, 699060), (29616, 640805), (31515, 602192), (32208, 589235), (33616, 564555), (33935, 559248), (34953, 542960), (37020, 512644), (37637, 504240), (40260, 471388), (40722, 466040), (42020, 451644), (45840, 414007), (46604, 407220), (49360, 384483), (50424, 376370), (53680, 353541), (54296, 349530), (58255, 325776), (63030, 301096), (67870, 279624), (69906, 271480), (74040, 256322), (75274, 252120), (80520, 235694), (81444, 233020), (84040, 225822), (93208, 203610), (100848, 188185), (101805, 186416), (108592, 174765), (112911, 168080), (116510, 162888), (117847, 161040), (126060, 150548), (128161, 148080), (135740, 139812)]