71872080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 185254320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 179, 210, 239, 240, 280, 336, 358, 420, 478, 537, 560, 716, 717, 840, 895, 956, 1074, 1195, 1253, 1432, 1434, 1673, 1680, 1790, 1912, 2148, 2390, 2506, 2685, 2864, 2868, 3346, 3580, 3585, 3759, 3824, 4296, 4780, 5012, 5019, 5370, 5736, 6265, 6692, 7160, 7170, 7518, 8365, 8592, 9560, 10024, 10038, 10740, 11472, 12530, 13384, 14320, 14340, 15036, 16730, 18795, 19120, 20048, 20076, 21480, 25060, 25095, 26768, 28680, 30072, 33460, 37590, 40152, 42781, 42960, 50120, 50190, 57360, 60144, 66920, 75180, 80304, 85562, 100240, 100380, 128343, 133840, 150360, 171124, 200760, 213905, 256686, 299467, 300720, 342248, 401520, 427810, 513372, 598934, 641715, 684496, 855620, 898401, 1026744, 1197868, 1283430, 1497335, 1711240, 1796802, 2053488, 2395736, 2566860, 2994670, 3422480, 3593604, 4492005, 4791472, 5133720, 5989340, 7187208, 8984010, 10267440, 11978680, 14374416, 17968020, 23957360, 35936040, 71872080]

約数ペア:

[(1, 71872080), (2, 35936040), (3, 23957360), (4, 17968020), (5, 14374416), (6, 11978680), (7, 10267440), (8, 8984010), (10, 7187208), (12, 5989340), (14, 5133720), (15, 4791472), (16, 4492005), (20, 3593604), (21, 3422480), (24, 2994670), (28, 2566860), (30, 2395736), (35, 2053488), (40, 1796802), (42, 1711240), (48, 1497335), (56, 1283430), (60, 1197868), (70, 1026744), (80, 898401), (84, 855620), (105, 684496), (112, 641715), (120, 598934), (140, 513372), (168, 427810), (179, 401520), (210, 342248), (239, 300720), (240, 299467), (280, 256686), (336, 213905), (358, 200760), (420, 171124), (478, 150360), (537, 133840), (560, 128343), (716, 100380), (717, 100240), (840, 85562), (895, 80304), (956, 75180), (1074, 66920), (1195, 60144), (1253, 57360), (1432, 50190), (1434, 50120), (1673, 42960), (1680, 42781), (1790, 40152), (1912, 37590), (2148, 33460), (2390, 30072), (2506, 28680), (2685, 26768), (2864, 25095), (2868, 25060), (3346, 21480), (3580, 20076), (3585, 20048), (3759, 19120), (3824, 18795), (4296, 16730), (4780, 15036), (5012, 14340), (5019, 14320), (5370, 13384), (5736, 12530), (6265, 11472), (6692, 10740), (7160, 10038), (7170, 10024), (7518, 9560), (8365, 8592)]