19887872160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3187159}}^1$

素因数の和:3187190

約数の個数: 96

約数和(自身を含む): 67465802880

約数和(自身を除く): 47577930720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 3187159, 6374318, 9561477, 12748636, 15935795, 19122954, 25497272, 31871590, 38245908, 41433067, 47807385, 50994544, 63743180, 76491816, 82866134, 95614770, 101989088, 124299201, 127486360, 152983632, 165732268, 191229540, 207165335, 248598402, 254972720, 305967264, 331464536, 382459080, 414330670, 497196804, 509945440, 621496005, 662929072, 764918160, 828661340, 994393608, 1242992010, 1325858144, 1529836320, 1657322680, 1988787216, 2485984020, 3314645360, 3977574432, 4971968040, 6629290720, 9943936080, 19887872160]

約数ペア:

[(1, 19887872160), (2, 9943936080), (3, 6629290720), (4, 4971968040), (5, 3977574432), (6, 3314645360), (8, 2485984020), (10, 1988787216), (12, 1657322680), (13, 1529836320), (15, 1325858144), (16, 1242992010), (20, 994393608), (24, 828661340), (26, 764918160), (30, 662929072), (32, 621496005), (39, 509945440), (40, 497196804), (48, 414330670), (52, 382459080), (60, 331464536), (65, 305967264), (78, 254972720), (80, 248598402), (96, 207165335), (104, 191229540), (120, 165732268), (130, 152983632), (156, 127486360), (160, 124299201), (195, 101989088), (208, 95614770), (240, 82866134), (260, 76491816), (312, 63743180), (390, 50994544), (416, 47807385), (480, 41433067), (520, 38245908), (624, 31871590), (780, 25497272), (1040, 19122954), (1248, 15935795), (1560, 12748636), (2080, 9561477), (3120, 6374318), (6240, 3187159)]