164087560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:831

約数の個数: 128

約数和(自身を含む): 462470400

約数和(自身を除く): 298382840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 244, 260, 280, 305, 364, 427, 455, 488, 520, 610, 728, 739, 793, 854, 910, 1220, 1478, 1586, 1708, 1820, 2135, 2440, 2956, 3172, 3416, 3640, 3695, 3965, 4270, 5173, 5551, 5912, 6344, 7390, 7930, 8540, 9607, 10346, 11102, 14780, 15860, 17080, 19214, 20692, 22204, 25865, 27755, 29560, 31720, 38428, 41384, 44408, 45079, 48035, 51730, 55510, 67249, 76856, 90158, 96070, 103460, 111020, 134498, 180316, 192140, 206920, 222040, 225395, 268996, 315553, 336245, 360632, 384280, 450790, 537992, 586027, 631106, 672490, 901580, 1172054, 1262212, 1344980, 1577765, 1803160, 2344108, 2524424, 2689960, 2930135, 3155530, 4102189, 4688216, 5860270, 6311060, 8204378, 11720540, 12622120, 16408756, 20510945, 23441080, 32817512, 41021890, 82043780, 164087560]

約数ペア:

[(1, 164087560), (2, 82043780), (4, 41021890), (5, 32817512), (7, 23441080), (8, 20510945), (10, 16408756), (13, 12622120), (14, 11720540), (20, 8204378), (26, 6311060), (28, 5860270), (35, 4688216), (40, 4102189), (52, 3155530), (56, 2930135), (61, 2689960), (65, 2524424), (70, 2344108), (91, 1803160), (104, 1577765), (122, 1344980), (130, 1262212), (140, 1172054), (182, 901580), (244, 672490), (260, 631106), (280, 586027), (305, 537992), (364, 450790), (427, 384280), (455, 360632), (488, 336245), (520, 315553), (610, 268996), (728, 225395), (739, 222040), (793, 206920), (854, 192140), (910, 180316), (1220, 134498), (1478, 111020), (1586, 103460), (1708, 96070), (1820, 90158), (2135, 76856), (2440, 67249), (2956, 55510), (3172, 51730), (3416, 48035), (3640, 45079), (3695, 44408), (3965, 41384), (4270, 38428), (5173, 31720), (5551, 29560), (5912, 27755), (6344, 25865), (7390, 22204), (7930, 20692), (8540, 19214), (9607, 17080), (10346, 15860), (11102, 14780)]