128001384

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{28219}}^1$

素因数の和:28244

約数の個数: 80

約数和(自身を含む): 409754400

約数和(自身を除く): 281753016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 28219, 56438, 84657, 112876, 169314, 197533, 225752, 253971, 338628, 395066, 507942, 592599, 677256, 761913, 790132, 1015884, 1185198, 1523826, 1580264, 1777797, 2031768, 2285739, 2370396, 3047652, 3555594, 4571478, 4740792, 5333391, 6095304, 7111188, 9142956, 10666782, 14222376, 16000173, 18285912, 21333564, 32000346, 42667128, 64000692, 128001384]

約数ペア:

[(1, 128001384), (2, 64000692), (3, 42667128), (4, 32000346), (6, 21333564), (7, 18285912), (8, 16000173), (9, 14222376), (12, 10666782), (14, 9142956), (18, 7111188), (21, 6095304), (24, 5333391), (27, 4740792), (28, 4571478), (36, 3555594), (42, 3047652), (54, 2370396), (56, 2285739), (63, 2031768), (72, 1777797), (81, 1580264), (84, 1523826), (108, 1185198), (126, 1015884), (162, 790132), (168, 761913), (189, 677256), (216, 592599), (252, 507942), (324, 395066), (378, 338628), (504, 253971), (567, 225752), (648, 197533), (756, 169314), (1134, 112876), (1512, 84657), (2268, 56438), (4536, 28219)]