1820530920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:404

約数の個数: 256

約数和(自身を含む): 6081143040

約数和(自身を除く): 4260612120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 97, 104, 106, 120, 130, 156, 159, 194, 195, 212, 227, 260, 265, 291, 312, 318, 388, 390, 424, 454, 485, 520, 530, 582, 636, 681, 689, 776, 780, 795, 908, 970, 1060, 1135, 1164, 1261, 1272, 1362, 1378, 1455, 1560, 1590, 1816, 1940, 2067, 2120, 2270, 2328, 2522, 2724, 2756, 2910, 2951, 3180, 3405, 3445, 3783, 3880, 4134, 4540, 5044, 5141, 5448, 5512, 5820, 5902, 6305, 6360, 6810, 6890, 7566, 8268, 8853, 9080, 10088, 10282, 10335, 11640, 11804, 12031, 12610, 13620, 13780, 14755, 15132, 15423, 16536, 17706, 18915, 20564, 20670, 22019, 23608, 24062, 25220, 25705, 27240, 27560, 29510, 30264, 30846, 35412, 36093, 37830, 41128, 41340, 44038, 44265, 48124, 50440, 51410, 59020, 60155, 61692, 66057, 66833, 70824, 72186, 75660, 77115, 82680, 88076, 88530, 96248, 102820, 110095, 118040, 120310, 123384, 132114, 133666, 144372, 151320, 154230, 156403, 176152, 177060, 180465, 200499, 205640, 220190, 240620, 264228, 267332, 286247, 288744, 308460, 312806, 330285, 334165, 354120, 360930, 400998, 440380, 469209, 481240, 528456, 534664, 572494, 616920, 625612, 660570, 668330, 721860, 782015, 801996, 858741, 880760, 938418, 1002495, 1144988, 1167007, 1251224, 1321140, 1336660, 1431235, 1443720, 1564030, 1603992, 1717482, 1876836, 2004990, 2289976, 2334014, 2346045, 2642280, 2673320, 2862470, 3128060, 3434964, 3501021, 3753672, 4009980, 4293705, 4668028, 4692090, 5724940, 5835035, 6256120, 6869928, 7002042, 8019960, 8587410, 9336056, 9384180, 11449880, 11670070, 14004084, 15171091, 17174820, 17505105, 18768360, 23340140, 28008168, 30342182, 34349640, 35010210, 45513273, 46680280, 60684364, 70020420, 75855455, 91026546, 121368728, 140040840, 151710910, 182053092, 227566365, 303421820, 364106184, 455132730, 606843640, 910265460, 1820530920]

約数ペア:

[(1, 1820530920), (2, 910265460), (3, 606843640), (4, 455132730), (5, 364106184), (6, 303421820), (8, 227566365), (10, 182053092), (12, 151710910), (13, 140040840), (15, 121368728), (20, 91026546), (24, 75855455), (26, 70020420), (30, 60684364), (39, 46680280), (40, 45513273), (52, 35010210), (53, 34349640), (60, 30342182), (65, 28008168), (78, 23340140), (97, 18768360), (104, 17505105), (106, 17174820), (120, 15171091), (130, 14004084), (156, 11670070), (159, 11449880), (194, 9384180), (195, 9336056), (212, 8587410), (227, 8019960), (260, 7002042), (265, 6869928), (291, 6256120), (312, 5835035), (318, 5724940), (388, 4692090), (390, 4668028), (424, 4293705), (454, 4009980), (485, 3753672), (520, 3501021), (530, 3434964), (582, 3128060), (636, 2862470), (681, 2673320), (689, 2642280), (776, 2346045), (780, 2334014), (795, 2289976), (908, 2004990), (970, 1876836), (1060, 1717482), (1135, 1603992), (1164, 1564030), (1261, 1443720), (1272, 1431235), (1362, 1336660), (1378, 1321140), (1455, 1251224), (1560, 1167007), (1590, 1144988), (1816, 1002495), (1940, 938418), (2067, 880760), (2120, 858741), (2270, 801996), (2328, 782015), (2522, 721860), (2724, 668330), (2756, 660570), (2910, 625612), (2951, 616920), (3180, 572494), (3405, 534664), (3445, 528456), (3783, 481240), (3880, 469209), (4134, 440380), (4540, 400998), (5044, 360930), (5141, 354120), (5448, 334165), (5512, 330285), (5820, 312806), (5902, 308460), (6305, 288744), (6360, 286247), (6810, 267332), (6890, 264228), (7566, 240620), (8268, 220190), (8853, 205640), (9080, 200499), (10088, 180465), (10282, 177060), (10335, 176152), (11640, 156403), (11804, 154230), (12031, 151320), (12610, 144372), (13620, 133666), (13780, 132114), (14755, 123384), (15132, 120310), (15423, 118040), (16536, 110095), (17706, 102820), (18915, 96248), (20564, 88530), (20670, 88076), (22019, 82680), (23608, 77115), (24062, 75660), (25220, 72186), (25705, 70824), (27240, 66833), (27560, 66057), (29510, 61692), (30264, 60155), (30846, 59020), (35412, 51410), (36093, 50440), (37830, 48124), (41128, 44265), (41340, 44038)]