178301916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 522666144

約数和(自身を除く): 344364228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 73, 78, 102, 117, 146, 153, 156, 204, 219, 221, 234, 292, 306, 307, 438, 442, 468, 612, 614, 657, 663, 876, 884, 921, 949, 1228, 1241, 1314, 1326, 1842, 1898, 1989, 2482, 2628, 2652, 2763, 2847, 3684, 3723, 3796, 3978, 3991, 4964, 5219, 5526, 5694, 7446, 7956, 7982, 8541, 10438, 11052, 11169, 11388, 11973, 14892, 15657, 15964, 16133, 17082, 20876, 22338, 22411, 23946, 31314, 32266, 34164, 35919, 44676, 44822, 46971, 47892, 48399, 62628, 64532, 67233, 67847, 71838, 89644, 93942, 96798, 134466, 135694, 143676, 145197, 187884, 193596, 201699, 203541, 268932, 271388, 290394, 291343, 380987, 403398, 407082, 580788, 582686, 610623, 761974, 806796, 814164, 874029, 1142961, 1165372, 1221246, 1523948, 1748058, 2285922, 2442492, 2622087, 3428883, 3496116, 4571844, 4952831, 5244174, 6857766, 9905662, 10488348, 13715532, 14858493, 19811324, 29716986, 44575479, 59433972, 89150958, 178301916]

約数ペア:

[(1, 178301916), (2, 89150958), (3, 59433972), (4, 44575479), (6, 29716986), (9, 19811324), (12, 14858493), (13, 13715532), (17, 10488348), (18, 9905662), (26, 6857766), (34, 5244174), (36, 4952831), (39, 4571844), (51, 3496116), (52, 3428883), (68, 2622087), (73, 2442492), (78, 2285922), (102, 1748058), (117, 1523948), (146, 1221246), (153, 1165372), (156, 1142961), (204, 874029), (219, 814164), (221, 806796), (234, 761974), (292, 610623), (306, 582686), (307, 580788), (438, 407082), (442, 403398), (468, 380987), (612, 291343), (614, 290394), (657, 271388), (663, 268932), (876, 203541), (884, 201699), (921, 193596), (949, 187884), (1228, 145197), (1241, 143676), (1314, 135694), (1326, 134466), (1842, 96798), (1898, 93942), (1989, 89644), (2482, 71838), (2628, 67847), (2652, 67233), (2763, 64532), (2847, 62628), (3684, 48399), (3723, 47892), (3796, 46971), (3978, 44822), (3991, 44676), (4964, 35919), (5219, 34164), (5526, 32266), (5694, 31314), (7446, 23946), (7956, 22411), (7982, 22338), (8541, 20876), (10438, 17082), (11052, 16133), (11169, 15964), (11388, 15657), (11973, 14892)]