198408420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{52489}}^1$

素因数の和:52514

約数の個数: 96

約数和(自身を含む): 705465600

約数和(自身を除く): 507057180

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, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 52489, 104978, 157467, 209956, 262445, 314934, 367423, 472401, 524890, 629868, 734846, 787335, 944802, 1049780, 1102269, 1417203, 1469692, 1574670, 1837115, 1889604, 2204538, 2362005, 2834406, 3149340, 3306807, 3674230, 4409076, 4724010, 5511345, 5668812, 6613614, 7086015, 7348460, 9448020, 9920421, 11022690, 13227228, 14172030, 16534035, 19840842, 22045380, 28344060, 33068070, 39681684, 49602105, 66136140, 99204210, 198408420]

約数ペア:

[(1, 198408420), (2, 99204210), (3, 66136140), (4, 49602105), (5, 39681684), (6, 33068070), (7, 28344060), (9, 22045380), (10, 19840842), (12, 16534035), (14, 14172030), (15, 13227228), (18, 11022690), (20, 9920421), (21, 9448020), (27, 7348460), (28, 7086015), (30, 6613614), (35, 5668812), (36, 5511345), (42, 4724010), (45, 4409076), (54, 3674230), (60, 3306807), (63, 3149340), (70, 2834406), (84, 2362005), (90, 2204538), (105, 1889604), (108, 1837115), (126, 1574670), (135, 1469692), (140, 1417203), (180, 1102269), (189, 1049780), (210, 944802), (252, 787335), (270, 734846), (315, 629868), (378, 524890), (420, 472401), (540, 367423), (630, 314934), (756, 262445), (945, 209956), (1260, 157467), (1890, 104978), (3780, 52489)]