245587284

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1657}}^1$

素因数の和:1869

約数の個数: 72

約数和(自身を含む): 651792960

約数和(自身を除く): 406205676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 179, 207, 276, 358, 414, 537, 716, 828, 1074, 1611, 1657, 2148, 3222, 3314, 4117, 4971, 6444, 6628, 8234, 9942, 12351, 14913, 16468, 19884, 24702, 29826, 37053, 38111, 49404, 59652, 74106, 76222, 114333, 148212, 152444, 228666, 296603, 342999, 457332, 593206, 685998, 889809, 1186412, 1371996, 1779618, 2669427, 3559236, 5338854, 6821869, 10677708, 13643738, 20465607, 27287476, 40931214, 61396821, 81862428, 122793642, 245587284]

約数ペア:

[(1, 245587284), (2, 122793642), (3, 81862428), (4, 61396821), (6, 40931214), (9, 27287476), (12, 20465607), (18, 13643738), (23, 10677708), (36, 6821869), (46, 5338854), (69, 3559236), (92, 2669427), (138, 1779618), (179, 1371996), (207, 1186412), (276, 889809), (358, 685998), (414, 593206), (537, 457332), (716, 342999), (828, 296603), (1074, 228666), (1611, 152444), (1657, 148212), (2148, 114333), (3222, 76222), (3314, 74106), (4117, 59652), (4971, 49404), (6444, 38111), (6628, 37053), (8234, 29826), (9942, 24702), (12351, 19884), (14913, 16468)]