78278928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17921}}^1$

素因数の和:17952

約数の個数: 80

約数和(自身を含む): 248900736

約数和(自身を除く): 170621808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 17921, 35842, 53763, 71684, 107526, 125447, 143368, 215052, 232973, 250894, 286736, 376341, 430104, 465946, 501788, 698919, 752682, 860208, 931892, 1003576, 1397838, 1505364, 1630811, 1863784, 2007152, 2795676, 3010728, 3261622, 3727568, 4892433, 5591352, 6021456, 6523244, 9784866, 11182704, 13046488, 19569732, 26092976, 39139464, 78278928]

約数ペア:

[(1, 78278928), (2, 39139464), (3, 26092976), (4, 19569732), (6, 13046488), (7, 11182704), (8, 9784866), (12, 6523244), (13, 6021456), (14, 5591352), (16, 4892433), (21, 3727568), (24, 3261622), (26, 3010728), (28, 2795676), (39, 2007152), (42, 1863784), (48, 1630811), (52, 1505364), (56, 1397838), (78, 1003576), (84, 931892), (91, 860208), (104, 752682), (112, 698919), (156, 501788), (168, 465946), (182, 430104), (208, 376341), (273, 286736), (312, 250894), (336, 232973), (364, 215052), (546, 143368), (624, 125447), (728, 107526), (1092, 71684), (1456, 53763), (2184, 35842), (4368, 17921)]