72449720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{733}}^1$

素因数の和:1104

約数の個数: 64

約数和(自身を含む): 187081920

約数和(自身を除く): 114632200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 353, 706, 733, 1412, 1466, 1765, 2471, 2824, 2932, 3530, 3665, 4942, 5131, 5864, 7060, 7330, 9884, 10262, 12355, 14120, 14660, 19768, 20524, 24710, 25655, 29320, 41048, 49420, 51310, 98840, 102620, 205240, 258749, 517498, 1034996, 1293745, 1811243, 2069992, 2587490, 3622486, 5174980, 7244972, 9056215, 10349960, 14489944, 18112430, 36224860, 72449720]

約数ペア:

[(1, 72449720), (2, 36224860), (4, 18112430), (5, 14489944), (7, 10349960), (8, 9056215), (10, 7244972), (14, 5174980), (20, 3622486), (28, 2587490), (35, 2069992), (40, 1811243), (56, 1293745), (70, 1034996), (140, 517498), (280, 258749), (353, 205240), (706, 102620), (733, 98840), (1412, 51310), (1466, 49420), (1765, 41048), (2471, 29320), (2824, 25655), (2932, 24710), (3530, 20524), (3665, 19768), (4942, 14660), (5131, 14120), (5864, 12355), (7060, 10262), (7330, 9884)]