71825320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:647

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 131387480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 76, 92, 95, 115, 133, 140, 152, 161, 184, 190, 230, 266, 280, 322, 380, 437, 460, 532, 587, 644, 665, 760, 805, 874, 920, 1064, 1174, 1288, 1330, 1610, 1748, 2185, 2348, 2660, 2935, 3059, 3220, 3496, 4109, 4370, 4696, 5320, 5870, 6118, 6440, 8218, 8740, 11153, 11740, 12236, 13501, 15295, 16436, 17480, 20545, 22306, 23480, 24472, 27002, 30590, 32872, 41090, 44612, 54004, 55765, 61180, 67505, 78071, 82180, 89224, 94507, 108008, 111530, 122360, 135010, 156142, 164360, 189014, 223060, 256519, 270020, 312284, 378028, 390355, 446120, 472535, 513038, 540040, 624568, 756056, 780710, 945070, 1026076, 1282595, 1561420, 1795633, 1890140, 2052152, 2565190, 3122840, 3591266, 3780280, 5130380, 7182532, 8978165, 10260760, 14365064, 17956330, 35912660, 71825320]

約数ペア:

[(1, 71825320), (2, 35912660), (4, 17956330), (5, 14365064), (7, 10260760), (8, 8978165), (10, 7182532), (14, 5130380), (19, 3780280), (20, 3591266), (23, 3122840), (28, 2565190), (35, 2052152), (38, 1890140), (40, 1795633), (46, 1561420), (56, 1282595), (70, 1026076), (76, 945070), (92, 780710), (95, 756056), (115, 624568), (133, 540040), (140, 513038), (152, 472535), (161, 446120), (184, 390355), (190, 378028), (230, 312284), (266, 270020), (280, 256519), (322, 223060), (380, 189014), (437, 164360), (460, 156142), (532, 135010), (587, 122360), (644, 111530), (665, 108008), (760, 94507), (805, 89224), (874, 82180), (920, 78071), (1064, 67505), (1174, 61180), (1288, 55765), (1330, 54004), (1610, 44612), (1748, 41090), (2185, 32872), (2348, 30590), (2660, 27002), (2935, 24472), (3059, 23480), (3220, 22306), (3496, 20545), (4109, 17480), (4370, 16436), (4696, 15295), (5320, 13501), (5870, 12236), (6118, 11740), (6440, 11153), (8218, 8740)]