131489820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:265

約数の個数: 288

約数和(自身を含む): 509483520

約数和(自身を除く): 377993700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 53, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 106, 110, 126, 132, 140, 154, 159, 165, 179, 180, 198, 210, 212, 220, 231, 252, 265, 308, 315, 318, 330, 358, 371, 385, 396, 420, 462, 477, 495, 530, 537, 583, 630, 636, 660, 693, 716, 742, 770, 795, 895, 924, 954, 990, 1060, 1074, 1113, 1155, 1166, 1253, 1260, 1386, 1484, 1540, 1590, 1611, 1749, 1790, 1855, 1908, 1969, 1980, 2148, 2226, 2310, 2332, 2385, 2506, 2685, 2772, 2915, 3180, 3222, 3339, 3465, 3498, 3580, 3710, 3759, 3938, 4081, 4452, 4620, 4770, 5012, 5247, 5370, 5565, 5830, 5907, 6265, 6444, 6678, 6930, 6996, 7420, 7518, 7876, 8055, 8162, 8745, 9487, 9540, 9845, 10494, 10740, 11130, 11277, 11660, 11814, 12243, 12530, 13356, 13783, 13860, 15036, 16110, 16324, 16695, 17490, 17721, 18795, 18974, 19690, 20405, 20988, 22260, 22554, 23628, 24486, 25060, 26235, 27566, 28461, 29535, 32220, 33390, 34980, 35442, 36729, 37590, 37948, 39380, 40810, 41349, 45108, 47435, 48972, 52470, 55132, 56385, 56922, 59070, 61215, 66409, 66780, 68915, 70884, 73458, 75180, 81620, 82698, 85383, 88605, 94870, 104357, 104940, 112770, 113844, 118140, 122430, 124047, 132818, 137830, 142305, 146916, 165396, 170766, 177210, 183645, 189740, 199227, 206745, 208714, 225540, 244860, 248094, 265636, 275660, 284610, 313071, 332045, 341532, 354420, 367290, 398454, 413490, 417428, 426915, 496188, 521785, 569220, 597681, 620235, 626142, 664090, 730499, 734580, 796908, 826980, 853830, 939213, 996135, 1043570, 1195362, 1240470, 1252284, 1328180, 1460998, 1565355, 1707660, 1878426, 1992270, 2087140, 2191497, 2390724, 2480940, 2921996, 2988405, 3130710, 3652495, 3756852, 3984540, 4382994, 4696065, 5976810, 6261420, 6574491, 7304990, 8765988, 9392130, 10957485, 11953620, 13148982, 14609980, 18784260, 21914970, 26297964, 32872455, 43829940, 65744910, 131489820]

約数ペア:

[(1, 131489820), (2, 65744910), (3, 43829940), (4, 32872455), (5, 26297964), (6, 21914970), (7, 18784260), (9, 14609980), (10, 13148982), (11, 11953620), (12, 10957485), (14, 9392130), (15, 8765988), (18, 7304990), (20, 6574491), (21, 6261420), (22, 5976810), (28, 4696065), (30, 4382994), (33, 3984540), (35, 3756852), (36, 3652495), (42, 3130710), (44, 2988405), (45, 2921996), (53, 2480940), (55, 2390724), (60, 2191497), (63, 2087140), (66, 1992270), (70, 1878426), (77, 1707660), (84, 1565355), (90, 1460998), (99, 1328180), (105, 1252284), (106, 1240470), (110, 1195362), (126, 1043570), (132, 996135), (140, 939213), (154, 853830), (159, 826980), (165, 796908), (179, 734580), (180, 730499), (198, 664090), (210, 626142), (212, 620235), (220, 597681), (231, 569220), (252, 521785), (265, 496188), (308, 426915), (315, 417428), (318, 413490), (330, 398454), (358, 367290), (371, 354420), (385, 341532), (396, 332045), (420, 313071), (462, 284610), (477, 275660), (495, 265636), (530, 248094), (537, 244860), (583, 225540), (630, 208714), (636, 206745), (660, 199227), (693, 189740), (716, 183645), (742, 177210), (770, 170766), (795, 165396), (895, 146916), (924, 142305), (954, 137830), (990, 132818), (1060, 124047), (1074, 122430), (1113, 118140), (1155, 113844), (1166, 112770), (1253, 104940), (1260, 104357), (1386, 94870), (1484, 88605), (1540, 85383), (1590, 82698), (1611, 81620), (1749, 75180), (1790, 73458), (1855, 70884), (1908, 68915), (1969, 66780), (1980, 66409), (2148, 61215), (2226, 59070), (2310, 56922), (2332, 56385), (2385, 55132), (2506, 52470), (2685, 48972), (2772, 47435), (2915, 45108), (3180, 41349), (3222, 40810), (3339, 39380), (3465, 37948), (3498, 37590), (3580, 36729), (3710, 35442), (3759, 34980), (3938, 33390), (4081, 32220), (4452, 29535), (4620, 28461), (4770, 27566), (5012, 26235), (5247, 25060), (5370, 24486), (5565, 23628), (5830, 22554), (5907, 22260), (6265, 20988), (6444, 20405), (6678, 19690), (6930, 18974), (6996, 18795), (7420, 17721), (7518, 17490), (7876, 16695), (8055, 16324), (8162, 16110), (8745, 15036), (9487, 13860), (9540, 13783), (9845, 13356), (10494, 12530), (10740, 12243), (11130, 11814), (11277, 11660)]