1812684120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{5507}}^1$

素因数の和:5745

約数の個数: 128

約数和(自身を含む): 5885187840

約数和(自身を除く): 4072503720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 211, 260, 312, 390, 422, 520, 633, 780, 844, 1055, 1266, 1560, 1688, 2110, 2532, 2743, 3165, 4220, 5064, 5486, 5507, 6330, 8229, 8440, 10972, 11014, 12660, 13715, 16458, 16521, 21944, 22028, 25320, 27430, 27535, 32916, 33042, 41145, 44056, 54860, 55070, 65832, 66084, 71591, 82290, 82605, 109720, 110140, 132168, 143182, 164580, 165210, 214773, 220280, 286364, 329160, 330420, 357955, 429546, 572728, 660840, 715910, 859092, 1073865, 1161977, 1431820, 1718184, 2147730, 2323954, 2863640, 3485931, 4295460, 4647908, 5809885, 6971862, 8590920, 9295816, 11619770, 13943724, 15105701, 17429655, 23239540, 27887448, 30211402, 34859310, 45317103, 46479080, 60422804, 69718620, 75528505, 90634206, 120845608, 139437240, 151057010, 181268412, 226585515, 302114020, 362536824, 453171030, 604228040, 906342060, 1812684120]

約数ペア:

[(1, 1812684120), (2, 906342060), (3, 604228040), (4, 453171030), (5, 362536824), (6, 302114020), (8, 226585515), (10, 181268412), (12, 151057010), (13, 139437240), (15, 120845608), (20, 90634206), (24, 75528505), (26, 69718620), (30, 60422804), (39, 46479080), (40, 45317103), (52, 34859310), (60, 30211402), (65, 27887448), (78, 23239540), (104, 17429655), (120, 15105701), (130, 13943724), (156, 11619770), (195, 9295816), (211, 8590920), (260, 6971862), (312, 5809885), (390, 4647908), (422, 4295460), (520, 3485931), (633, 2863640), (780, 2323954), (844, 2147730), (1055, 1718184), (1266, 1431820), (1560, 1161977), (1688, 1073865), (2110, 859092), (2532, 715910), (2743, 660840), (3165, 572728), (4220, 429546), (5064, 357955), (5486, 330420), (5507, 329160), (6330, 286364), (8229, 220280), (8440, 214773), (10972, 165210), (11014, 164580), (12660, 143182), (13715, 132168), (16458, 110140), (16521, 109720), (21944, 82605), (22028, 82290), (25320, 71591), (27430, 66084), (27535, 65832), (32916, 55070), (33042, 54860), (41145, 44056)]