781110216

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{63443}}^1$

素因数の和:63480

約数の個数: 80

約数和(自身を含む): 2303017200

約数和(自身を除く): 1521906984

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, 63443, 126886, 190329, 253772, 380658, 507544, 570987, 761316, 1141974, 1205417, 1522632, 1712961, 2283948, 2410834, 3425922, 3616251, 4567896, 4821668, 5138883, 6851844, 7232502, 9643336, 10277766, 10848753, 13703688, 14465004, 20555532, 21697506, 28930008, 32546259, 41111064, 43395012, 65092518, 86790024, 97638777, 130185036, 195277554, 260370072, 390555108, 781110216]

約数ペア:

[(1, 781110216), (2, 390555108), (3, 260370072), (4, 195277554), (6, 130185036), (8, 97638777), (9, 86790024), (12, 65092518), (18, 43395012), (19, 41111064), (24, 32546259), (27, 28930008), (36, 21697506), (38, 20555532), (54, 14465004), (57, 13703688), (72, 10848753), (76, 10277766), (81, 9643336), (108, 7232502), (114, 6851844), (152, 5138883), (162, 4821668), (171, 4567896), (216, 3616251), (228, 3425922), (324, 2410834), (342, 2283948), (456, 1712961), (513, 1522632), (648, 1205417), (684, 1141974), (1026, 761316), (1368, 570987), (1539, 507544), (2052, 380658), (3078, 253772), (4104, 190329), (6156, 126886), (12312, 63443)]