171951900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:444

約数の個数: 144

約数和(自身を含む): 530799360

約数和(自身を除く): 358847460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 97, 100, 114, 150, 190, 194, 228, 285, 291, 300, 311, 380, 388, 475, 485, 570, 582, 622, 933, 950, 970, 1140, 1164, 1244, 1425, 1455, 1555, 1843, 1866, 1900, 1940, 2425, 2850, 2910, 3110, 3686, 3732, 4665, 4850, 5529, 5700, 5820, 5909, 6220, 7275, 7372, 7775, 9215, 9330, 9700, 11058, 11818, 14550, 15550, 17727, 18430, 18660, 22116, 23325, 23636, 27645, 29100, 29545, 30167, 31100, 35454, 36860, 46075, 46650, 55290, 59090, 60334, 70908, 88635, 90501, 92150, 93300, 110580, 118180, 120668, 138225, 147725, 150835, 177270, 181002, 184300, 276450, 295450, 301670, 354540, 362004, 443175, 452505, 552900, 573173, 590900, 603340, 754175, 886350, 905010, 1146346, 1508350, 1719519, 1772700, 1810020, 2262525, 2292692, 2865865, 3016700, 3439038, 4525050, 5731730, 6878076, 8597595, 9050100, 11463460, 14329325, 17195190, 28658650, 34390380, 42987975, 57317300, 85975950, 171951900]

約数ペア:

[(1, 171951900), (2, 85975950), (3, 57317300), (4, 42987975), (5, 34390380), (6, 28658650), (10, 17195190), (12, 14329325), (15, 11463460), (19, 9050100), (20, 8597595), (25, 6878076), (30, 5731730), (38, 4525050), (50, 3439038), (57, 3016700), (60, 2865865), (75, 2292692), (76, 2262525), (95, 1810020), (97, 1772700), (100, 1719519), (114, 1508350), (150, 1146346), (190, 905010), (194, 886350), (228, 754175), (285, 603340), (291, 590900), (300, 573173), (311, 552900), (380, 452505), (388, 443175), (475, 362004), (485, 354540), (570, 301670), (582, 295450), (622, 276450), (933, 184300), (950, 181002), (970, 177270), (1140, 150835), (1164, 147725), (1244, 138225), (1425, 120668), (1455, 118180), (1555, 110580), (1843, 93300), (1866, 92150), (1900, 90501), (1940, 88635), (2425, 70908), (2850, 60334), (2910, 59090), (3110, 55290), (3686, 46650), (3732, 46075), (4665, 36860), (4850, 35454), (5529, 31100), (5700, 30167), (5820, 29545), (5909, 29100), (6220, 27645), (7275, 23636), (7372, 23325), (7775, 22116), (9215, 18660), (9330, 18430), (9700, 17727), (11058, 15550), (11818, 14550)]