72625980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{479}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 245790720

約数和(自身を除く): 173164740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 361, 380, 399, 420, 479, 532, 570, 665, 722, 798, 958, 1083, 1140, 1330, 1437, 1444, 1596, 1805, 1916, 1995, 2166, 2395, 2527, 2660, 2874, 3353, 3610, 3990, 4332, 4790, 5054, 5415, 5748, 6706, 7185, 7220, 7581, 7980, 9101, 9580, 10059, 10108, 10830, 12635, 13412, 14370, 15162, 16765, 18202, 20118, 21660, 25270, 27303, 28740, 30324, 33530, 36404, 37905, 40236, 45505, 50295, 50540, 54606, 63707, 67060, 75810, 91010, 100590, 109212, 127414, 136515, 151620, 172919, 182020, 191121, 201180, 254828, 273030, 318535, 345838, 382242, 518757, 546060, 637070, 691676, 764484, 864595, 955605, 1037514, 1210433, 1274140, 1729190, 1911210, 2075028, 2420866, 2593785, 3458380, 3631299, 3822420, 4841732, 5187570, 6052165, 7262598, 10375140, 12104330, 14525196, 18156495, 24208660, 36312990, 72625980]

約数ペア:

[(1, 72625980), (2, 36312990), (3, 24208660), (4, 18156495), (5, 14525196), (6, 12104330), (7, 10375140), (10, 7262598), (12, 6052165), (14, 5187570), (15, 4841732), (19, 3822420), (20, 3631299), (21, 3458380), (28, 2593785), (30, 2420866), (35, 2075028), (38, 1911210), (42, 1729190), (57, 1274140), (60, 1210433), (70, 1037514), (76, 955605), (84, 864595), (95, 764484), (105, 691676), (114, 637070), (133, 546060), (140, 518757), (190, 382242), (210, 345838), (228, 318535), (266, 273030), (285, 254828), (361, 201180), (380, 191121), (399, 182020), (420, 172919), (479, 151620), (532, 136515), (570, 127414), (665, 109212), (722, 100590), (798, 91010), (958, 75810), (1083, 67060), (1140, 63707), (1330, 54606), (1437, 50540), (1444, 50295), (1596, 45505), (1805, 40236), (1916, 37905), (1995, 36404), (2166, 33530), (2395, 30324), (2527, 28740), (2660, 27303), (2874, 25270), (3353, 21660), (3610, 20118), (3990, 18202), (4332, 16765), (4790, 15162), (5054, 14370), (5415, 13412), (5748, 12635), (6706, 10830), (7185, 10108), (7220, 10059), (7581, 9580), (7980, 9101)]