85161420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:744

約数の個数: 144

約数和(自身を含む): 279683040

約数和(自身を除く): 194521620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 673, 684, 703, 740, 855, 1110, 1140, 1332, 1346, 1406, 1665, 1710, 2019, 2109, 2220, 2692, 2812, 3330, 3365, 3420, 3515, 4038, 4218, 6057, 6327, 6660, 6730, 7030, 8076, 8436, 10095, 10545, 12114, 12654, 12787, 13460, 14060, 20190, 21090, 24228, 24901, 25308, 25574, 30285, 31635, 38361, 40380, 42180, 49802, 51148, 60570, 63270, 63935, 74703, 76722, 99604, 115083, 121140, 124505, 126540, 127870, 149406, 153444, 191805, 224109, 230166, 249010, 255740, 298812, 373515, 383610, 448218, 460332, 473119, 498020, 575415, 747030, 767220, 896436, 946238, 1120545, 1150830, 1419357, 1494060, 1892476, 2241090, 2301660, 2365595, 2838714, 4258071, 4482180, 4731190, 5677428, 7096785, 8516142, 9462380, 14193570, 17032284, 21290355, 28387140, 42580710, 85161420]

約数ペア:

[(1, 85161420), (2, 42580710), (3, 28387140), (4, 21290355), (5, 17032284), (6, 14193570), (9, 9462380), (10, 8516142), (12, 7096785), (15, 5677428), (18, 4731190), (19, 4482180), (20, 4258071), (30, 2838714), (36, 2365595), (37, 2301660), (38, 2241090), (45, 1892476), (57, 1494060), (60, 1419357), (74, 1150830), (76, 1120545), (90, 946238), (95, 896436), (111, 767220), (114, 747030), (148, 575415), (171, 498020), (180, 473119), (185, 460332), (190, 448218), (222, 383610), (228, 373515), (285, 298812), (333, 255740), (342, 249010), (370, 230166), (380, 224109), (444, 191805), (555, 153444), (570, 149406), (666, 127870), (673, 126540), (684, 124505), (703, 121140), (740, 115083), (855, 99604), (1110, 76722), (1140, 74703), (1332, 63935), (1346, 63270), (1406, 60570), (1665, 51148), (1710, 49802), (2019, 42180), (2109, 40380), (2220, 38361), (2692, 31635), (2812, 30285), (3330, 25574), (3365, 25308), (3420, 24901), (3515, 24228), (4038, 21090), (4218, 20190), (6057, 14060), (6327, 13460), (6660, 12787), (6730, 12654), (7030, 12114), (8076, 10545), (8436, 10095)]