285337520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16139}}^1$

素因数の和:16182

約数の個数: 80

約数和(自身を含む): 756514080

約数和(自身を除く): 471176560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 16139, 17680, 32278, 64556, 80695, 129112, 161390, 209807, 258224, 274363, 322780, 419614, 548726, 645560, 839228, 1049035, 1097452, 1291120, 1371815, 1678456, 2098070, 2194904, 2743630, 3356912, 3566719, 4196140, 4389808, 5487260, 7133438, 8392280, 10974520, 14266876, 16784560, 17833595, 21949040, 28533752, 35667190, 57067504, 71334380, 142668760, 285337520]

約数ペア:

[(1, 285337520), (2, 142668760), (4, 71334380), (5, 57067504), (8, 35667190), (10, 28533752), (13, 21949040), (16, 17833595), (17, 16784560), (20, 14266876), (26, 10974520), (34, 8392280), (40, 7133438), (52, 5487260), (65, 4389808), (68, 4196140), (80, 3566719), (85, 3356912), (104, 2743630), (130, 2194904), (136, 2098070), (170, 1678456), (208, 1371815), (221, 1291120), (260, 1097452), (272, 1049035), (340, 839228), (442, 645560), (520, 548726), (680, 419614), (884, 322780), (1040, 274363), (1105, 258224), (1360, 209807), (1768, 161390), (2210, 129112), (3536, 80695), (4420, 64556), (8840, 32278), (16139, 17680)]