31350060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 110073600

約数和(自身を除く): 78723540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 139, 140, 179, 180, 210, 252, 278, 315, 358, 417, 420, 537, 556, 630, 695, 716, 834, 895, 973, 1074, 1251, 1253, 1260, 1390, 1611, 1668, 1790, 1946, 2085, 2148, 2502, 2506, 2685, 2780, 2919, 3222, 3580, 3759, 3892, 4170, 4865, 5004, 5012, 5370, 5838, 6255, 6265, 6444, 7518, 8055, 8340, 8757, 9730, 10740, 11277, 11676, 12510, 12530, 14595, 15036, 16110, 17514, 18795, 19460, 22554, 24881, 25020, 25060, 29190, 32220, 35028, 37590, 43785, 45108, 49762, 56385, 58380, 74643, 75180, 87570, 99524, 112770, 124405, 149286, 174167, 175140, 223929, 225540, 248810, 298572, 348334, 373215, 447858, 497620, 522501, 696668, 746430, 870835, 895716, 1045002, 1119645, 1492860, 1567503, 1741670, 2090004, 2239290, 2612505, 3135006, 3483340, 4478580, 5225010, 6270012, 7837515, 10450020, 15675030, 31350060]

約数ペア:

[(1, 31350060), (2, 15675030), (3, 10450020), (4, 7837515), (5, 6270012), (6, 5225010), (7, 4478580), (9, 3483340), (10, 3135006), (12, 2612505), (14, 2239290), (15, 2090004), (18, 1741670), (20, 1567503), (21, 1492860), (28, 1119645), (30, 1045002), (35, 895716), (36, 870835), (42, 746430), (45, 696668), (60, 522501), (63, 497620), (70, 447858), (84, 373215), (90, 348334), (105, 298572), (126, 248810), (139, 225540), (140, 223929), (179, 175140), (180, 174167), (210, 149286), (252, 124405), (278, 112770), (315, 99524), (358, 87570), (417, 75180), (420, 74643), (537, 58380), (556, 56385), (630, 49762), (695, 45108), (716, 43785), (834, 37590), (895, 35028), (973, 32220), (1074, 29190), (1251, 25060), (1253, 25020), (1260, 24881), (1390, 22554), (1611, 19460), (1668, 18795), (1790, 17514), (1946, 16110), (2085, 15036), (2148, 14595), (2502, 12530), (2506, 12510), (2685, 11676), (2780, 11277), (2919, 10740), (3222, 9730), (3580, 8757), (3759, 8340), (3892, 8055), (4170, 7518), (4865, 6444), (5004, 6265), (5012, 6255), (5370, 5838)]