247557384

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{20107}}^1$

素因数の和:20144

約数の個数: 80

約数和(自身を含む): 729920400

約数和(自身を除く): 482363016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 324, 342, 456, 513, 648, 684, 1026, 1368, 1539, 2052, 3078, 4104, 6156, 12312, 20107, 40214, 60321, 80428, 120642, 160856, 180963, 241284, 361926, 382033, 482568, 542889, 723852, 764066, 1085778, 1146099, 1447704, 1528132, 1628667, 2171556, 2292198, 3056264, 3257334, 3438297, 4343112, 4584396, 6514668, 6876594, 9168792, 10314891, 13029336, 13753188, 20629782, 27506376, 30944673, 41259564, 61889346, 82519128, 123778692, 247557384]

約数ペア:

[(1, 247557384), (2, 123778692), (3, 82519128), (4, 61889346), (6, 41259564), (8, 30944673), (9, 27506376), (12, 20629782), (18, 13753188), (19, 13029336), (24, 10314891), (27, 9168792), (36, 6876594), (38, 6514668), (54, 4584396), (57, 4343112), (72, 3438297), (76, 3257334), (81, 3056264), (108, 2292198), (114, 2171556), (152, 1628667), (162, 1528132), (171, 1447704), (216, 1146099), (228, 1085778), (324, 764066), (342, 723852), (456, 542889), (513, 482568), (648, 382033), (684, 361926), (1026, 241284), (1368, 180963), (1539, 160856), (2052, 120642), (3078, 80428), (4104, 60321), (6156, 40214), (12312, 20107)]