21512360760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{71167}}^1$

素因数の和:71421

約数の個数: 128

約数和(自身を含む): 70712524800

約数和(自身を除く): 49200164040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 229, 264, 330, 440, 458, 660, 687, 916, 1145, 1320, 1374, 1832, 2290, 2519, 2748, 3435, 4580, 5038, 5496, 6870, 7557, 9160, 10076, 12595, 13740, 15114, 20152, 25190, 27480, 30228, 37785, 50380, 60456, 71167, 75570, 100760, 142334, 151140, 213501, 284668, 302280, 355835, 427002, 569336, 711670, 782837, 854004, 1067505, 1423340, 1565674, 1708008, 2135010, 2348511, 2846680, 3131348, 3914185, 4270020, 4697022, 6262696, 7828370, 8540040, 9394044, 11742555, 15656740, 16297243, 18788088, 23485110, 31313480, 32594486, 46970220, 48891729, 65188972, 81486215, 93940440, 97783458, 130377944, 162972430, 179269673, 195566916, 244458645, 325944860, 358539346, 391133832, 488917290, 537809019, 651889720, 717078692, 896348365, 977834580, 1075618038, 1434157384, 1792696730, 1955669160, 2151236076, 2689045095, 3585393460, 4302472152, 5378090190, 7170786920, 10756180380, 21512360760]

約数ペア:

[(1, 21512360760), (2, 10756180380), (3, 7170786920), (4, 5378090190), (5, 4302472152), (6, 3585393460), (8, 2689045095), (10, 2151236076), (11, 1955669160), (12, 1792696730), (15, 1434157384), (20, 1075618038), (22, 977834580), (24, 896348365), (30, 717078692), (33, 651889720), (40, 537809019), (44, 488917290), (55, 391133832), (60, 358539346), (66, 325944860), (88, 244458645), (110, 195566916), (120, 179269673), (132, 162972430), (165, 130377944), (220, 97783458), (229, 93940440), (264, 81486215), (330, 65188972), (440, 48891729), (458, 46970220), (660, 32594486), (687, 31313480), (916, 23485110), (1145, 18788088), (1320, 16297243), (1374, 15656740), (1832, 11742555), (2290, 9394044), (2519, 8540040), (2748, 7828370), (3435, 6262696), (4580, 4697022), (5038, 4270020), (5496, 3914185), (6870, 3131348), (7557, 2846680), (9160, 2348511), (10076, 2135010), (12595, 1708008), (13740, 1565674), (15114, 1423340), (20152, 1067505), (25190, 854004), (27480, 782837), (30228, 711670), (37785, 569336), (50380, 427002), (60456, 355835), (71167, 302280), (75570, 284668), (100760, 213501), (142334, 151140)]