378252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 1164800

約数和(自身を除く): 786548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 79, 84, 114, 126, 133, 158, 171, 228, 237, 252, 266, 316, 342, 399, 474, 532, 553, 684, 711, 798, 948, 1106, 1197, 1422, 1501, 1596, 1659, 2212, 2394, 2844, 3002, 3318, 4503, 4788, 4977, 6004, 6636, 9006, 9954, 10507, 13509, 18012, 19908, 21014, 27018, 31521, 42028, 54036, 63042, 94563, 126084, 189126, 378252]

約数ペア:

[(1, 378252), (2, 189126), (3, 126084), (4, 94563), (6, 63042), (7, 54036), (9, 42028), (12, 31521), (14, 27018), (18, 21014), (19, 19908), (21, 18012), (28, 13509), (36, 10507), (38, 9954), (42, 9006), (57, 6636), (63, 6004), (76, 4977), (79, 4788), (84, 4503), (114, 3318), (126, 3002), (133, 2844), (158, 2394), (171, 2212), (228, 1659), (237, 1596), (252, 1501), (266, 1422), (316, 1197), (342, 1106), (399, 948), (474, 798), (532, 711), (553, 684)]