72400160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:658

約数の個数: 96

約数和(自身を含む): 197406720

約数和(自身を除く): 125006560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 127, 140, 160, 224, 254, 280, 508, 509, 560, 635, 889, 1016, 1018, 1120, 1270, 1778, 2032, 2036, 2540, 2545, 3556, 3563, 4064, 4072, 4445, 5080, 5090, 7112, 7126, 8144, 8890, 10160, 10180, 14224, 14252, 16288, 17780, 17815, 20320, 20360, 28448, 28504, 35560, 35630, 40720, 57008, 64643, 71120, 71260, 81440, 114016, 129286, 142240, 142520, 258572, 285040, 323215, 452501, 517144, 570080, 646430, 905002, 1034288, 1292860, 1810004, 2068576, 2262505, 2585720, 3620008, 4525010, 5171440, 7240016, 9050020, 10342880, 14480032, 18100040, 36200080, 72400160]

約数ペア:

[(1, 72400160), (2, 36200080), (4, 18100040), (5, 14480032), (7, 10342880), (8, 9050020), (10, 7240016), (14, 5171440), (16, 4525010), (20, 3620008), (28, 2585720), (32, 2262505), (35, 2068576), (40, 1810004), (56, 1292860), (70, 1034288), (80, 905002), (112, 646430), (127, 570080), (140, 517144), (160, 452501), (224, 323215), (254, 285040), (280, 258572), (508, 142520), (509, 142240), (560, 129286), (635, 114016), (889, 81440), (1016, 71260), (1018, 71120), (1120, 64643), (1270, 57008), (1778, 40720), (2032, 35630), (2036, 35560), (2540, 28504), (2545, 28448), (3556, 20360), (3563, 20320), (4064, 17815), (4072, 17780), (4445, 16288), (5080, 14252), (5090, 14224), (7112, 10180), (7126, 10160), (8144, 8890)]