814459240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 2156544000

約数和(自身を除く): 1342084760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 199, 235, 280, 311, 329, 376, 398, 470, 622, 658, 796, 940, 995, 1244, 1316, 1393, 1555, 1592, 1645, 1880, 1990, 2177, 2488, 2632, 2786, 3110, 3290, 3980, 4354, 5572, 6220, 6580, 6965, 7960, 8708, 9353, 10885, 11144, 12440, 13160, 13930, 14617, 17416, 18706, 21770, 27860, 29234, 37412, 43540, 46765, 55720, 58468, 61889, 65471, 73085, 74824, 87080, 93530, 102319, 116936, 123778, 130942, 146170, 187060, 204638, 247556, 261884, 292340, 309445, 327355, 374120, 409276, 433223, 495112, 511595, 523768, 584680, 618890, 654710, 818552, 866446, 1023190, 1237780, 1309420, 1732892, 2046380, 2166115, 2475560, 2618840, 2908783, 3465784, 4092760, 4332230, 5817566, 8664460, 11635132, 14543915, 17328920, 20361481, 23270264, 29087830, 40722962, 58175660, 81445924, 101807405, 116351320, 162891848, 203614810, 407229620, 814459240]

約数ペア:

[(1, 814459240), (2, 407229620), (4, 203614810), (5, 162891848), (7, 116351320), (8, 101807405), (10, 81445924), (14, 58175660), (20, 40722962), (28, 29087830), (35, 23270264), (40, 20361481), (47, 17328920), (56, 14543915), (70, 11635132), (94, 8664460), (140, 5817566), (188, 4332230), (199, 4092760), (235, 3465784), (280, 2908783), (311, 2618840), (329, 2475560), (376, 2166115), (398, 2046380), (470, 1732892), (622, 1309420), (658, 1237780), (796, 1023190), (940, 866446), (995, 818552), (1244, 654710), (1316, 618890), (1393, 584680), (1555, 523768), (1592, 511595), (1645, 495112), (1880, 433223), (1990, 409276), (2177, 374120), (2488, 327355), (2632, 309445), (2786, 292340), (3110, 261884), (3290, 247556), (3980, 204638), (4354, 187060), (5572, 146170), (6220, 130942), (6580, 123778), (6965, 116936), (7960, 102319), (8708, 93530), (9353, 87080), (10885, 74824), (11144, 73085), (12440, 65471), (13160, 61889), (13930, 58468), (14617, 55720), (17416, 46765), (18706, 43540), (21770, 37412), (27860, 29234)]