421171380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1$

素因数の和:1755

約数の個数: 192

約数和(自身を含む): 1520762880

約数和(自身を除く): 1099591500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 67, 70, 84, 90, 105, 108, 126, 134, 135, 140, 180, 189, 201, 210, 252, 268, 270, 315, 335, 378, 402, 420, 469, 540, 603, 630, 670, 756, 804, 938, 945, 1005, 1206, 1260, 1340, 1407, 1663, 1809, 1876, 1890, 2010, 2345, 2412, 2814, 3015, 3326, 3618, 3780, 4020, 4221, 4690, 4989, 5628, 6030, 6652, 7035, 7236, 8315, 8442, 9045, 9380, 9978, 11641, 12060, 12663, 14070, 14967, 16630, 16884, 18090, 19956, 21105, 23282, 24945, 25326, 28140, 29934, 33260, 34923, 36180, 42210, 44901, 46564, 49890, 50652, 58205, 59868, 63315, 69846, 74835, 84420, 89802, 99780, 104769, 111421, 116410, 126630, 139692, 149670, 174615, 179604, 209538, 222842, 224505, 232820, 253260, 299340, 314307, 334263, 349230, 419076, 445684, 449010, 523845, 557105, 628614, 668526, 698460, 779947, 898020, 1002789, 1047690, 1114210, 1257228, 1337052, 1559894, 1571535, 1671315, 2005578, 2095380, 2228420, 2339841, 3008367, 3119788, 3143070, 3342630, 3899735, 4011156, 4679682, 5013945, 6016734, 6286140, 6685260, 7019523, 7799470, 9359364, 10027890, 11699205, 12033468, 14039046, 15041835, 15598940, 20055780, 21058569, 23398410, 28078092, 30083670, 35097615, 42117138, 46796820, 60167340, 70195230, 84234276, 105292845, 140390460, 210585690, 421171380]

約数ペア:

[(1, 421171380), (2, 210585690), (3, 140390460), (4, 105292845), (5, 84234276), (6, 70195230), (7, 60167340), (9, 46796820), (10, 42117138), (12, 35097615), (14, 30083670), (15, 28078092), (18, 23398410), (20, 21058569), (21, 20055780), (27, 15598940), (28, 15041835), (30, 14039046), (35, 12033468), (36, 11699205), (42, 10027890), (45, 9359364), (54, 7799470), (60, 7019523), (63, 6685260), (67, 6286140), (70, 6016734), (84, 5013945), (90, 4679682), (105, 4011156), (108, 3899735), (126, 3342630), (134, 3143070), (135, 3119788), (140, 3008367), (180, 2339841), (189, 2228420), (201, 2095380), (210, 2005578), (252, 1671315), (268, 1571535), (270, 1559894), (315, 1337052), (335, 1257228), (378, 1114210), (402, 1047690), (420, 1002789), (469, 898020), (540, 779947), (603, 698460), (630, 668526), (670, 628614), (756, 557105), (804, 523845), (938, 449010), (945, 445684), (1005, 419076), (1206, 349230), (1260, 334263), (1340, 314307), (1407, 299340), (1663, 253260), (1809, 232820), (1876, 224505), (1890, 222842), (2010, 209538), (2345, 179604), (2412, 174615), (2814, 149670), (3015, 139692), (3326, 126630), (3618, 116410), (3780, 111421), (4020, 104769), (4221, 99780), (4690, 89802), (4989, 84420), (5628, 74835), (6030, 69846), (6652, 63315), (7035, 59868), (7236, 58205), (8315, 50652), (8442, 49890), (9045, 46564), (9380, 44901), (9978, 42210), (11641, 36180), (12060, 34923), (12663, 33260), (14070, 29934), (14967, 28140), (16630, 25326), (16884, 24945), (18090, 23282), (19956, 21105)]