316697220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{251347}}^1$

素因数の和:251369

約数の個数: 72

約数和(自身を含む): 1097888064

約数和(自身を除く): 781190844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 251347, 502694, 754041, 1005388, 1256735, 1508082, 1759429, 2262123, 2513470, 3016164, 3518858, 3770205, 4524246, 5026940, 5278287, 7037716, 7540410, 8797145, 9048492, 10556574, 11310615, 15080820, 15834861, 17594290, 21113148, 22621230, 26391435, 31669722, 35188580, 45242460, 52782870, 63339444, 79174305, 105565740, 158348610, 316697220]

約数ペア:

[(1, 316697220), (2, 158348610), (3, 105565740), (4, 79174305), (5, 63339444), (6, 52782870), (7, 45242460), (9, 35188580), (10, 31669722), (12, 26391435), (14, 22621230), (15, 21113148), (18, 17594290), (20, 15834861), (21, 15080820), (28, 11310615), (30, 10556574), (35, 9048492), (36, 8797145), (42, 7540410), (45, 7037716), (60, 5278287), (63, 5026940), (70, 4524246), (84, 3770205), (90, 3518858), (105, 3016164), (126, 2513470), (140, 2262123), (180, 1759429), (210, 1508082), (252, 1256735), (315, 1005388), (420, 754041), (630, 502694), (1260, 251347)]