158696440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:485

約数の個数: 128

約数和(自身を含む): 431308800

約数和(自身を除く): 272612360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 47, 56, 62, 70, 94, 124, 140, 155, 188, 217, 235, 248, 280, 310, 329, 376, 389, 434, 470, 620, 658, 778, 868, 940, 1085, 1240, 1316, 1457, 1556, 1645, 1736, 1880, 1945, 2170, 2632, 2723, 2914, 3112, 3290, 3890, 4340, 5446, 5828, 6580, 7285, 7780, 8680, 10199, 10892, 11656, 12059, 13160, 13615, 14570, 15560, 18283, 20398, 21784, 24118, 27230, 29140, 36566, 40796, 48236, 50995, 54460, 58280, 60295, 73132, 81592, 84413, 91415, 96472, 101990, 108920, 120590, 127981, 146264, 168826, 182830, 203980, 241180, 255962, 337652, 365660, 407960, 422065, 482360, 511924, 566773, 639905, 675304, 731320, 844130, 1023848, 1133546, 1279810, 1688260, 2267092, 2559620, 2833865, 3376520, 3967411, 4534184, 5119240, 5667730, 7934822, 11335460, 15869644, 19837055, 22670920, 31739288, 39674110, 79348220, 158696440]

約数ペア:

[(1, 158696440), (2, 79348220), (4, 39674110), (5, 31739288), (7, 22670920), (8, 19837055), (10, 15869644), (14, 11335460), (20, 7934822), (28, 5667730), (31, 5119240), (35, 4534184), (40, 3967411), (47, 3376520), (56, 2833865), (62, 2559620), (70, 2267092), (94, 1688260), (124, 1279810), (140, 1133546), (155, 1023848), (188, 844130), (217, 731320), (235, 675304), (248, 639905), (280, 566773), (310, 511924), (329, 482360), (376, 422065), (389, 407960), (434, 365660), (470, 337652), (620, 255962), (658, 241180), (778, 203980), (868, 182830), (940, 168826), (1085, 146264), (1240, 127981), (1316, 120590), (1457, 108920), (1556, 101990), (1645, 96472), (1736, 91415), (1880, 84413), (1945, 81592), (2170, 73132), (2632, 60295), (2723, 58280), (2914, 54460), (3112, 50995), (3290, 48236), (3890, 40796), (4340, 36566), (5446, 29140), (5828, 27230), (6580, 24118), (7285, 21784), (7780, 20398), (8680, 18283), (10199, 15560), (10892, 14570), (11656, 13615), (12059, 13160)]