20685714720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{11489}}^1$

素因数の和:11560

約数の個数: 288

約数和(自身を含む): 73938977280

約数和(自身を除く): 53253262560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 96, 110, 120, 121, 124, 132, 155, 160, 165, 176, 186, 220, 240, 242, 248, 264, 310, 330, 341, 352, 363, 372, 440, 465, 480, 484, 496, 528, 605, 620, 660, 682, 726, 744, 880, 930, 968, 992, 1023, 1056, 1210, 1240, 1320, 1364, 1452, 1488, 1705, 1760, 1815, 1860, 1936, 2046, 2420, 2480, 2640, 2728, 2904, 2976, 3410, 3630, 3720, 3751, 3872, 4092, 4840, 4960, 5115, 5280, 5456, 5808, 6820, 7260, 7440, 7502, 8184, 9680, 10230, 10912, 11253, 11489, 11616, 13640, 14520, 14880, 15004, 16368, 18755, 19360, 20460, 22506, 22978, 27280, 29040, 30008, 32736, 34467, 37510, 40920, 45012, 45956, 54560, 56265, 57445, 58080, 60016, 68934, 75020, 81840, 90024, 91912, 112530, 114890, 120032, 126379, 137868, 150040, 163680, 172335, 180048, 183824, 225060, 229780, 252758, 275736, 300080, 344670, 356159, 360096, 367648, 379137, 450120, 459560, 505516, 551472, 600160, 631895, 689340, 712318, 758274, 900240, 919120, 1011032, 1068477, 1102944, 1263790, 1378680, 1390169, 1424636, 1516548, 1780795, 1800480, 1838240, 1895685, 2022064, 2136954, 2527580, 2757360, 2780338, 2849272, 3033096, 3561590, 3791370, 3917749, 4044128, 4170507, 4273908, 5055160, 5342385, 5514720, 5560676, 5698544, 6066192, 6950845, 7123180, 7582740, 7835498, 8341014, 8547816, 10110320, 10684770, 11121352, 11397088, 11753247, 12132384, 13901690, 14246360, 15165480, 15670996, 16682028, 17095632, 19588745, 20220640, 20852535, 21369540, 22242704, 23506494, 27803380, 28492720, 30330960, 31341992, 33364056, 34191264, 39177490, 41705070, 42739080, 43095239, 44485408, 47012988, 55606760, 56985440, 58766235, 60661920, 62683984, 66728112, 78354980, 83410140, 85478160, 86190478, 94025976, 111213520, 117532470, 125367968, 129285717, 133456224, 156709960, 166820280, 170956320, 172380956, 188051952, 215476195, 222427040, 235064940, 258571434, 313419920, 333640560, 344761912, 376103904, 430952390, 470129880, 517142868, 626839840, 646428585, 667281120, 689523824, 861904780, 940259760, 1034285736, 1292857170, 1379047648, 1723809560, 1880519520, 2068571472, 2585714340, 3447619120, 4137142944, 5171428680, 6895238240, 10342857360, 20685714720]

約数ペア:

[(1, 20685714720), (2, 10342857360), (3, 6895238240), (4, 5171428680), (5, 4137142944), (6, 3447619120), (8, 2585714340), (10, 2068571472), (11, 1880519520), (12, 1723809560), (15, 1379047648), (16, 1292857170), (20, 1034285736), (22, 940259760), (24, 861904780), (30, 689523824), (31, 667281120), (32, 646428585), (33, 626839840), (40, 517142868), (44, 470129880), (48, 430952390), (55, 376103904), (60, 344761912), (62, 333640560), (66, 313419920), (80, 258571434), (88, 235064940), (93, 222427040), (96, 215476195), (110, 188051952), (120, 172380956), (121, 170956320), (124, 166820280), (132, 156709960), (155, 133456224), (160, 129285717), (165, 125367968), (176, 117532470), (186, 111213520), (220, 94025976), (240, 86190478), (242, 85478160), (248, 83410140), (264, 78354980), (310, 66728112), (330, 62683984), (341, 60661920), (352, 58766235), (363, 56985440), (372, 55606760), (440, 47012988), (465, 44485408), (480, 43095239), (484, 42739080), (496, 41705070), (528, 39177490), (605, 34191264), (620, 33364056), (660, 31341992), (682, 30330960), (726, 28492720), (744, 27803380), (880, 23506494), (930, 22242704), (968, 21369540), (992, 20852535), (1023, 20220640), (1056, 19588745), (1210, 17095632), (1240, 16682028), (1320, 15670996), (1364, 15165480), (1452, 14246360), (1488, 13901690), (1705, 12132384), (1760, 11753247), (1815, 11397088), (1860, 11121352), (1936, 10684770), (2046, 10110320), (2420, 8547816), (2480, 8341014), (2640, 7835498), (2728, 7582740), (2904, 7123180), (2976, 6950845), (3410, 6066192), (3630, 5698544), (3720, 5560676), (3751, 5514720), (3872, 5342385), (4092, 5055160), (4840, 4273908), (4960, 4170507), (5115, 4044128), (5280, 3917749), (5456, 3791370), (5808, 3561590), (6820, 3033096), (7260, 2849272), (7440, 2780338), (7502, 2757360), (8184, 2527580), (9680, 2136954), (10230, 2022064), (10912, 1895685), (11253, 1838240), (11489, 1800480), (11616, 1780795), (13640, 1516548), (14520, 1424636), (14880, 1390169), (15004, 1378680), (16368, 1263790), (18755, 1102944), (19360, 1068477), (20460, 1011032), (22506, 919120), (22978, 900240), (27280, 758274), (29040, 712318), (30008, 689340), (32736, 631895), (34467, 600160), (37510, 551472), (40920, 505516), (45012, 459560), (45956, 450120), (54560, 379137), (56265, 367648), (57445, 360096), (58080, 356159), (60016, 344670), (68934, 300080), (75020, 275736), (81840, 252758), (90024, 229780), (91912, 225060), (112530, 183824), (114890, 180048), (120032, 172335), (126379, 163680), (137868, 150040)]