420172536

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1121

約数の個数: 128

約数和(自身を含む): 1274112000

約数和(自身を除く): 853939464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 139, 152, 168, 228, 266, 278, 399, 417, 456, 532, 556, 798, 834, 947, 973, 1064, 1112, 1596, 1668, 1894, 1946, 2641, 2841, 2919, 3192, 3336, 3788, 3892, 5282, 5682, 5838, 6629, 7576, 7784, 7923, 10564, 11364, 11676, 13258, 15846, 17993, 18487, 19887, 21128, 22728, 23352, 26516, 31692, 35986, 36974, 39774, 53032, 53979, 55461, 63384, 71972, 73948, 79548, 107958, 110922, 125951, 131633, 143944, 147896, 159096, 215916, 221844, 251902, 263266, 377853, 394899, 431832, 443688, 503804, 526532, 755706, 789798, 921431, 1007608, 1053064, 1511412, 1579596, 1842862, 2501027, 2764293, 3022824, 3159192, 3685724, 5002054, 5528586, 7371448, 7503081, 10004108, 11057172, 15006162, 17507189, 20008216, 22114344, 30012324, 35014378, 52521567, 60024648, 70028756, 105043134, 140057512, 210086268, 420172536]

約数ペア:

[(1, 420172536), (2, 210086268), (3, 140057512), (4, 105043134), (6, 70028756), (7, 60024648), (8, 52521567), (12, 35014378), (14, 30012324), (19, 22114344), (21, 20008216), (24, 17507189), (28, 15006162), (38, 11057172), (42, 10004108), (56, 7503081), (57, 7371448), (76, 5528586), (84, 5002054), (114, 3685724), (133, 3159192), (139, 3022824), (152, 2764293), (168, 2501027), (228, 1842862), (266, 1579596), (278, 1511412), (399, 1053064), (417, 1007608), (456, 921431), (532, 789798), (556, 755706), (798, 526532), (834, 503804), (947, 443688), (973, 431832), (1064, 394899), (1112, 377853), (1596, 263266), (1668, 251902), (1894, 221844), (1946, 215916), (2641, 159096), (2841, 147896), (2919, 143944), (3192, 131633), (3336, 125951), (3788, 110922), (3892, 107958), (5282, 79548), (5682, 73948), (5838, 71972), (6629, 63384), (7576, 55461), (7784, 53979), (7923, 53032), (10564, 39774), (11364, 36974), (11676, 35986), (13258, 31692), (15846, 26516), (17993, 23352), (18487, 22728), (19887, 21128)]