18306750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 57148416

約数和(自身を除く): 38841666

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 125, 150, 154, 165, 175, 210, 231, 250, 275, 317, 330, 350, 375, 385, 462, 525, 550, 634, 750, 770, 825, 875, 951, 1050, 1155, 1375, 1585, 1650, 1750, 1902, 1925, 2219, 2310, 2625, 2750, 3170, 3487, 3850, 4125, 4438, 4755, 5250, 5775, 6657, 6974, 7925, 8250, 9510, 9625, 10461, 11095, 11550, 13314, 15850, 17435, 19250, 20922, 22190, 23775, 24409, 28875, 33285, 34870, 39625, 47550, 48818, 52305, 55475, 57750, 66570, 73227, 79250, 87175, 104610, 110950, 118875, 122045, 146454, 166425, 174350, 237750, 244090, 261525, 277375, 332850, 366135, 435875, 523050, 554750, 610225, 732270, 832125, 871750, 1220450, 1307625, 1664250, 1830675, 2615250, 3051125, 3661350, 6102250, 9153375, 18306750]

約数ペア:

[(1, 18306750), (2, 9153375), (3, 6102250), (5, 3661350), (6, 3051125), (7, 2615250), (10, 1830675), (11, 1664250), (14, 1307625), (15, 1220450), (21, 871750), (22, 832125), (25, 732270), (30, 610225), (33, 554750), (35, 523050), (42, 435875), (50, 366135), (55, 332850), (66, 277375), (70, 261525), (75, 244090), (77, 237750), (105, 174350), (110, 166425), (125, 146454), (150, 122045), (154, 118875), (165, 110950), (175, 104610), (210, 87175), (231, 79250), (250, 73227), (275, 66570), (317, 57750), (330, 55475), (350, 52305), (375, 48818), (385, 47550), (462, 39625), (525, 34870), (550, 33285), (634, 28875), (750, 24409), (770, 23775), (825, 22190), (875, 20922), (951, 19250), (1050, 17435), (1155, 15850), (1375, 13314), (1585, 11550), (1650, 11095), (1750, 10461), (1902, 9625), (1925, 9510), (2219, 8250), (2310, 7925), (2625, 6974), (2750, 6657), (3170, 5775), (3487, 5250), (3850, 4755), (4125, 4438)]