19299420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 216

約数和(自身を含む): 72412704

約数和(自身を除く): 53113284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 53, 60, 63, 68, 70, 84, 85, 90, 102, 105, 106, 119, 126, 140, 153, 159, 170, 180, 204, 210, 212, 238, 252, 255, 265, 289, 306, 315, 318, 340, 357, 371, 420, 476, 477, 510, 530, 578, 595, 612, 630, 636, 714, 742, 765, 795, 867, 901, 954, 1020, 1060, 1071, 1113, 1156, 1190, 1260, 1428, 1445, 1484, 1530, 1590, 1734, 1785, 1802, 1855, 1908, 2023, 2142, 2226, 2380, 2385, 2601, 2703, 2890, 3060, 3180, 3339, 3468, 3570, 3604, 3710, 4046, 4284, 4335, 4452, 4505, 4770, 5202, 5355, 5406, 5565, 5780, 6069, 6307, 6678, 7140, 7420, 8092, 8109, 8670, 9010, 9540, 10115, 10404, 10710, 10812, 11130, 12138, 12614, 13005, 13356, 13515, 15317, 16218, 16695, 17340, 18020, 18207, 18921, 20230, 21420, 22260, 24276, 25228, 26010, 27030, 30345, 30634, 31535, 32436, 33390, 36414, 37842, 40460, 40545, 45951, 52020, 54060, 56763, 60690, 61268, 63070, 66780, 72828, 75684, 76585, 81090, 91035, 91902, 94605, 107219, 113526, 121380, 126140, 137853, 153170, 162180, 182070, 183804, 189210, 214438, 227052, 229755, 275706, 283815, 306340, 321657, 364140, 378420, 428876, 459510, 536095, 551412, 567630, 643314, 689265, 919020, 964971, 1072190, 1135260, 1286628, 1378530, 1608285, 1929942, 2144380, 2757060, 3216570, 3859884, 4824855, 6433140, 9649710, 19299420]

約数ペア:

[(1, 19299420), (2, 9649710), (3, 6433140), (4, 4824855), (5, 3859884), (6, 3216570), (7, 2757060), (9, 2144380), (10, 1929942), (12, 1608285), (14, 1378530), (15, 1286628), (17, 1135260), (18, 1072190), (20, 964971), (21, 919020), (28, 689265), (30, 643314), (34, 567630), (35, 551412), (36, 536095), (42, 459510), (45, 428876), (51, 378420), (53, 364140), (60, 321657), (63, 306340), (68, 283815), (70, 275706), (84, 229755), (85, 227052), (90, 214438), (102, 189210), (105, 183804), (106, 182070), (119, 162180), (126, 153170), (140, 137853), (153, 126140), (159, 121380), (170, 113526), (180, 107219), (204, 94605), (210, 91902), (212, 91035), (238, 81090), (252, 76585), (255, 75684), (265, 72828), (289, 66780), (306, 63070), (315, 61268), (318, 60690), (340, 56763), (357, 54060), (371, 52020), (420, 45951), (476, 40545), (477, 40460), (510, 37842), (530, 36414), (578, 33390), (595, 32436), (612, 31535), (630, 30634), (636, 30345), (714, 27030), (742, 26010), (765, 25228), (795, 24276), (867, 22260), (901, 21420), (954, 20230), (1020, 18921), (1060, 18207), (1071, 18020), (1113, 17340), (1156, 16695), (1190, 16218), (1260, 15317), (1428, 13515), (1445, 13356), (1484, 13005), (1530, 12614), (1590, 12138), (1734, 11130), (1785, 10812), (1802, 10710), (1855, 10404), (1908, 10115), (2023, 9540), (2142, 9010), (2226, 8670), (2380, 8109), (2385, 8092), (2601, 7420), (2703, 7140), (2890, 6678), (3060, 6307), (3180, 6069), (3339, 5780), (3468, 5565), (3570, 5406), (3604, 5355), (3710, 5202), (4046, 4770), (4284, 4505), (4335, 4452)]