261915000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:967

約数の個数: 160

約数和(自身を含む): 862224000

約数和(自身を除く): 600309000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 125, 150, 152, 190, 200, 228, 250, 285, 300, 375, 380, 456, 475, 500, 570, 600, 625, 750, 760, 919, 950, 1000, 1140, 1250, 1425, 1500, 1838, 1875, 1900, 2280, 2375, 2500, 2757, 2850, 3000, 3676, 3750, 3800, 4595, 4750, 5000, 5514, 5700, 7125, 7352, 7500, 9190, 9500, 11028, 11400, 11875, 13785, 14250, 15000, 17461, 18380, 19000, 22056, 22975, 23750, 27570, 28500, 34922, 35625, 36760, 45950, 47500, 52383, 55140, 57000, 68925, 69844, 71250, 87305, 91900, 95000, 104766, 110280, 114875, 137850, 139688, 142500, 174610, 183800, 209532, 229750, 261915, 275700, 285000, 344625, 349220, 419064, 436525, 459500, 523830, 551400, 574375, 689250, 698440, 873050, 919000, 1047660, 1148750, 1309575, 1378500, 1723125, 1746100, 2095320, 2182625, 2297500, 2619150, 2757000, 3446250, 3492200, 4365250, 4595000, 5238300, 6547875, 6892500, 8730500, 10476600, 10913125, 13095750, 13785000, 17461000, 21826250, 26191500, 32739375, 43652500, 52383000, 65478750, 87305000, 130957500, 261915000]

約数ペア:

[(1, 261915000), (2, 130957500), (3, 87305000), (4, 65478750), (5, 52383000), (6, 43652500), (8, 32739375), (10, 26191500), (12, 21826250), (15, 17461000), (19, 13785000), (20, 13095750), (24, 10913125), (25, 10476600), (30, 8730500), (38, 6892500), (40, 6547875), (50, 5238300), (57, 4595000), (60, 4365250), (75, 3492200), (76, 3446250), (95, 2757000), (100, 2619150), (114, 2297500), (120, 2182625), (125, 2095320), (150, 1746100), (152, 1723125), (190, 1378500), (200, 1309575), (228, 1148750), (250, 1047660), (285, 919000), (300, 873050), (375, 698440), (380, 689250), (456, 574375), (475, 551400), (500, 523830), (570, 459500), (600, 436525), (625, 419064), (750, 349220), (760, 344625), (919, 285000), (950, 275700), (1000, 261915), (1140, 229750), (1250, 209532), (1425, 183800), (1500, 174610), (1838, 142500), (1875, 139688), (1900, 137850), (2280, 114875), (2375, 110280), (2500, 104766), (2757, 95000), (2850, 91900), (3000, 87305), (3676, 71250), (3750, 69844), (3800, 68925), (4595, 57000), (4750, 55140), (5000, 52383), (5514, 47500), (5700, 45950), (7125, 36760), (7352, 35625), (7500, 34922), (9190, 28500), (9500, 27570), (11028, 23750), (11400, 22975), (11875, 22056), (13785, 19000), (14250, 18380), (15000, 17461)]