155179980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6581}}^1$

素因数の和:6727

約数の個数: 72

約数和(自身を含む): 474377904

約数和(自身を除く): 319197924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 6581, 7860, 11790, 13162, 19743, 23580, 26324, 32905, 39486, 59229, 65810, 78972, 98715, 118458, 131620, 197430, 236916, 296145, 394860, 592290, 862111, 1184580, 1724222, 2586333, 3448444, 4310555, 5172666, 7758999, 8621110, 10345332, 12931665, 15517998, 17242220, 25863330, 31035996, 38794995, 51726660, 77589990, 155179980]

約数ペア:

[(1, 155179980), (2, 77589990), (3, 51726660), (4, 38794995), (5, 31035996), (6, 25863330), (9, 17242220), (10, 15517998), (12, 12931665), (15, 10345332), (18, 8621110), (20, 7758999), (30, 5172666), (36, 4310555), (45, 3448444), (60, 2586333), (90, 1724222), (131, 1184580), (180, 862111), (262, 592290), (393, 394860), (524, 296145), (655, 236916), (786, 197430), (1179, 131620), (1310, 118458), (1572, 98715), (1965, 78972), (2358, 65810), (2620, 59229), (3930, 39486), (4716, 32905), (5895, 26324), (6581, 23580), (7860, 19743), (11790, 13162)]