1780107120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5227}}^1$

素因数の和:5300

約数の個数: 240

約数和(自身を含む): 6674608512

約数和(自身を除く): 4894501392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 48, 55, 60, 66, 72, 80, 86, 88, 90, 99, 110, 120, 129, 132, 144, 165, 172, 176, 180, 198, 215, 220, 240, 258, 264, 330, 344, 360, 387, 396, 430, 440, 473, 495, 516, 528, 645, 660, 688, 720, 774, 792, 860, 880, 946, 990, 1032, 1290, 1320, 1419, 1548, 1584, 1720, 1892, 1935, 1980, 2064, 2365, 2580, 2640, 2838, 3096, 3440, 3784, 3870, 3960, 4257, 4730, 5160, 5227, 5676, 6192, 7095, 7568, 7740, 7920, 8514, 9460, 10320, 10454, 11352, 14190, 15480, 15681, 17028, 18920, 20908, 21285, 22704, 26135, 28380, 30960, 31362, 34056, 37840, 41816, 42570, 47043, 52270, 56760, 57497, 62724, 68112, 78405, 83632, 85140, 94086, 104540, 113520, 114994, 125448, 156810, 170280, 172491, 188172, 209080, 224761, 229988, 235215, 250896, 287485, 313620, 340560, 344982, 376344, 418160, 449522, 459976, 470430, 517473, 574970, 627240, 674283, 689964, 752688, 862455, 899044, 919952, 940860, 1034946, 1123805, 1149940, 1254480, 1348566, 1379928, 1724910, 1798088, 1881720, 2022849, 2069892, 2247610, 2299880, 2472371, 2587365, 2697132, 2759856, 3371415, 3449820, 3596176, 3763440, 4045698, 4139784, 4495220, 4599760, 4944742, 5174730, 5394264, 6742830, 6899640, 7417113, 8091396, 8279568, 8990440, 9889484, 10114245, 10349460, 10788528, 12361855, 13485660, 13799280, 14834226, 16182792, 17980880, 19778968, 20228490, 20698920, 22251339, 24723710, 26971320, 29668452, 32365584, 37085565, 39557936, 40456980, 41397840, 44502678, 49447420, 53942640, 59336904, 74171130, 80913960, 89005356, 98894840, 111256695, 118673808, 148342260, 161827920, 178010712, 197789680, 222513390, 296684520, 356021424, 445026780, 593369040, 890053560, 1780107120]

約数ペア:

[(1, 1780107120), (2, 890053560), (3, 593369040), (4, 445026780), (5, 356021424), (6, 296684520), (8, 222513390), (9, 197789680), (10, 178010712), (11, 161827920), (12, 148342260), (15, 118673808), (16, 111256695), (18, 98894840), (20, 89005356), (22, 80913960), (24, 74171130), (30, 59336904), (33, 53942640), (36, 49447420), (40, 44502678), (43, 41397840), (44, 40456980), (45, 39557936), (48, 37085565), (55, 32365584), (60, 29668452), (66, 26971320), (72, 24723710), (80, 22251339), (86, 20698920), (88, 20228490), (90, 19778968), (99, 17980880), (110, 16182792), (120, 14834226), (129, 13799280), (132, 13485660), (144, 12361855), (165, 10788528), (172, 10349460), (176, 10114245), (180, 9889484), (198, 8990440), (215, 8279568), (220, 8091396), (240, 7417113), (258, 6899640), (264, 6742830), (330, 5394264), (344, 5174730), (360, 4944742), (387, 4599760), (396, 4495220), (430, 4139784), (440, 4045698), (473, 3763440), (495, 3596176), (516, 3449820), (528, 3371415), (645, 2759856), (660, 2697132), (688, 2587365), (720, 2472371), (774, 2299880), (792, 2247610), (860, 2069892), (880, 2022849), (946, 1881720), (990, 1798088), (1032, 1724910), (1290, 1379928), (1320, 1348566), (1419, 1254480), (1548, 1149940), (1584, 1123805), (1720, 1034946), (1892, 940860), (1935, 919952), (1980, 899044), (2064, 862455), (2365, 752688), (2580, 689964), (2640, 674283), (2838, 627240), (3096, 574970), (3440, 517473), (3784, 470430), (3870, 459976), (3960, 449522), (4257, 418160), (4730, 376344), (5160, 344982), (5227, 340560), (5676, 313620), (6192, 287485), (7095, 250896), (7568, 235215), (7740, 229988), (7920, 224761), (8514, 209080), (9460, 188172), (10320, 172491), (10454, 170280), (11352, 156810), (14190, 125448), (15480, 114994), (15681, 113520), (17028, 104540), (18920, 94086), (20908, 85140), (21285, 83632), (22704, 78405), (26135, 68112), (28380, 62724), (30960, 57497), (31362, 56760), (34056, 52270), (37840, 47043), (41816, 42570)]