16247840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 44634240

約数和(自身を除く): 28386400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 89, 112, 140, 160, 163, 178, 224, 280, 326, 356, 445, 560, 623, 652, 712, 815, 890, 1120, 1141, 1246, 1304, 1424, 1630, 1780, 2282, 2492, 2608, 2848, 3115, 3260, 3560, 4564, 4984, 5216, 5705, 6230, 6520, 7120, 9128, 9968, 11410, 12460, 13040, 14240, 14507, 18256, 19936, 22820, 24920, 26080, 29014, 36512, 45640, 49840, 58028, 72535, 91280, 99680, 101549, 116056, 145070, 182560, 203098, 232112, 290140, 406196, 464224, 507745, 580280, 812392, 1015490, 1160560, 1624784, 2030980, 2321120, 3249568, 4061960, 8123920, 16247840]

約数ペア:

[(1, 16247840), (2, 8123920), (4, 4061960), (5, 3249568), (7, 2321120), (8, 2030980), (10, 1624784), (14, 1160560), (16, 1015490), (20, 812392), (28, 580280), (32, 507745), (35, 464224), (40, 406196), (56, 290140), (70, 232112), (80, 203098), (89, 182560), (112, 145070), (140, 116056), (160, 101549), (163, 99680), (178, 91280), (224, 72535), (280, 58028), (326, 49840), (356, 45640), (445, 36512), (560, 29014), (623, 26080), (652, 24920), (712, 22820), (815, 19936), (890, 18256), (1120, 14507), (1141, 14240), (1246, 13040), (1304, 12460), (1424, 11410), (1630, 9968), (1780, 9128), (2282, 7120), (2492, 6520), (2608, 6230), (2848, 5705), (3115, 5216), (3260, 4984), (3560, 4564)]