20086688700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{55381}}^1$

素因数の和:55445

約数の個数: 216

約数和(自身を含む): 69992214656

約数和(自身を除く): 49905525956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 31, 36, 39, 45, 50, 52, 60, 62, 65, 75, 78, 90, 93, 100, 117, 124, 130, 150, 155, 156, 180, 186, 195, 225, 234, 260, 279, 300, 310, 325, 372, 390, 403, 450, 465, 468, 558, 585, 620, 650, 775, 780, 806, 900, 930, 975, 1116, 1170, 1209, 1300, 1395, 1550, 1612, 1860, 1950, 2015, 2325, 2340, 2418, 2790, 2925, 3100, 3627, 3900, 4030, 4650, 4836, 5580, 5850, 6045, 6975, 7254, 8060, 9300, 10075, 11700, 12090, 13950, 14508, 18135, 20150, 24180, 27900, 30225, 36270, 40300, 55381, 60450, 72540, 90675, 110762, 120900, 166143, 181350, 221524, 276905, 332286, 362700, 498429, 553810, 664572, 719953, 830715, 996858, 1107620, 1384525, 1439906, 1661430, 1716811, 1993716, 2159859, 2492145, 2769050, 2879812, 3322860, 3433622, 3599765, 4153575, 4319718, 4984290, 5150433, 5538100, 6479577, 6867244, 7199530, 8307150, 8584055, 8639436, 9968580, 10300866, 10799295, 12460725, 12959154, 14399060, 15451299, 16614300, 17168110, 17998825, 20601732, 21598590, 22318543, 24921450, 25752165, 25918308, 30902598, 32397885, 34336220, 35997650, 42920275, 43197180, 44637086, 49842900, 51504330, 53996475, 61805196, 64795770, 66955629, 71995300, 77256495, 85840550, 89274172, 103008660, 107992950, 111592715, 128760825, 129591540, 133911258, 154512990, 161989425, 171681100, 200866887, 215985900, 223185430, 257521650, 267822516, 309025980, 323978850, 334778145, 386282475, 401733774, 446370860, 515043300, 557963575, 647957700, 669556290, 772564950, 803467548, 1004334435, 1115927150, 1339112580, 1545129900, 1673890725, 2008668870, 2231854300, 3347781450, 4017337740, 5021672175, 6695562900, 10043344350, 20086688700]

約数ペア:

[(1, 20086688700), (2, 10043344350), (3, 6695562900), (4, 5021672175), (5, 4017337740), (6, 3347781450), (9, 2231854300), (10, 2008668870), (12, 1673890725), (13, 1545129900), (15, 1339112580), (18, 1115927150), (20, 1004334435), (25, 803467548), (26, 772564950), (30, 669556290), (31, 647957700), (36, 557963575), (39, 515043300), (45, 446370860), (50, 401733774), (52, 386282475), (60, 334778145), (62, 323978850), (65, 309025980), (75, 267822516), (78, 257521650), (90, 223185430), (93, 215985900), (100, 200866887), (117, 171681100), (124, 161989425), (130, 154512990), (150, 133911258), (155, 129591540), (156, 128760825), (180, 111592715), (186, 107992950), (195, 103008660), (225, 89274172), (234, 85840550), (260, 77256495), (279, 71995300), (300, 66955629), (310, 64795770), (325, 61805196), (372, 53996475), (390, 51504330), (403, 49842900), (450, 44637086), (465, 43197180), (468, 42920275), (558, 35997650), (585, 34336220), (620, 32397885), (650, 30902598), (775, 25918308), (780, 25752165), (806, 24921450), (900, 22318543), (930, 21598590), (975, 20601732), (1116, 17998825), (1170, 17168110), (1209, 16614300), (1300, 15451299), (1395, 14399060), (1550, 12959154), (1612, 12460725), (1860, 10799295), (1950, 10300866), (2015, 9968580), (2325, 8639436), (2340, 8584055), (2418, 8307150), (2790, 7199530), (2925, 6867244), (3100, 6479577), (3627, 5538100), (3900, 5150433), (4030, 4984290), (4650, 4319718), (4836, 4153575), (5580, 3599765), (5850, 3433622), (6045, 3322860), (6975, 2879812), (7254, 2769050), (8060, 2492145), (9300, 2159859), (10075, 1993716), (11700, 1716811), (12090, 1661430), (13950, 1439906), (14508, 1384525), (18135, 1107620), (20150, 996858), (24180, 830715), (27900, 719953), (30225, 664572), (36270, 553810), (40300, 498429), (55381, 362700), (60450, 332286), (72540, 276905), (90675, 221524), (110762, 181350), (120900, 166143)]