20120844315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{317}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 38403735552

約数和(自身を除く): 18282891237

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 127, 143, 165, 195, 233, 317, 381, 429, 635, 699, 715, 951, 1165, 1397, 1585, 1651, 1905, 2145, 2563, 3029, 3487, 3495, 4121, 4191, 4755, 4953, 6985, 7689, 8255, 9087, 10461, 12363, 12815, 15145, 17435, 18161, 20605, 20955, 24765, 29591, 33319, 38445, 40259, 45331, 45435, 52305, 54483, 61815, 73861, 88773, 90805, 99957, 120777, 135993, 147955, 166595, 201295, 221583, 226655, 272415, 325501, 369305, 384683, 442849, 443865, 499785, 523367, 603885, 679965, 812471, 960193, 976503, 1107915, 1154049, 1328547, 1570101, 1627505, 1923415, 2214245, 2437413, 2616835, 2880579, 4062355, 4231513, 4800965, 4882515, 5757037, 5770245, 6642735, 7850505, 9380347, 10562123, 12187065, 12694539, 14402895, 17271111, 21157565, 28141041, 28785185, 31686369, 46901735, 52810615, 63472695, 86355555, 103183817, 121944511, 140705205, 158431845, 309551451, 365833533, 515919085, 609722555, 1341389621, 1547757255, 1829167665, 4024168863, 6706948105, 20120844315]

約数ペア:

[(1, 20120844315), (3, 6706948105), (5, 4024168863), (11, 1829167665), (13, 1547757255), (15, 1341389621), (33, 609722555), (39, 515919085), (55, 365833533), (65, 309551451), (127, 158431845), (143, 140705205), (165, 121944511), (195, 103183817), (233, 86355555), (317, 63472695), (381, 52810615), (429, 46901735), (635, 31686369), (699, 28785185), (715, 28141041), (951, 21157565), (1165, 17271111), (1397, 14402895), (1585, 12694539), (1651, 12187065), (1905, 10562123), (2145, 9380347), (2563, 7850505), (3029, 6642735), (3487, 5770245), (3495, 5757037), (4121, 4882515), (4191, 4800965), (4755, 4231513), (4953, 4062355), (6985, 2880579), (7689, 2616835), (8255, 2437413), (9087, 2214245), (10461, 1923415), (12363, 1627505), (12815, 1570101), (15145, 1328547), (17435, 1154049), (18161, 1107915), (20605, 976503), (20955, 960193), (24765, 812471), (29591, 679965), (33319, 603885), (38445, 523367), (40259, 499785), (45331, 443865), (45435, 442849), (52305, 384683), (54483, 369305), (61815, 325501), (73861, 272415), (88773, 226655), (90805, 221583), (99957, 201295), (120777, 166595), (135993, 147955)]