69807780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3259}}^1$

素因数の和:3298

約数の個数: 144

約数和(自身を含む): 256314240

約数和(自身を除く): 186506460

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, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3259, 3570, 4284, 5355, 6518, 7140, 9777, 10710, 13036, 16295, 19554, 21420, 22813, 29331, 32590, 39108, 45626, 48885, 55403, 58662, 65180, 68439, 91252, 97770, 110806, 114065, 117324, 136878, 146655, 166209, 195540, 205317, 221612, 228130, 273756, 277015, 293310, 332418, 342195, 387821, 410634, 456260, 498627, 554030, 586620, 664836, 684390, 775642, 821268, 831045, 997254, 1026585, 1108060, 1163463, 1368780, 1551284, 1662090, 1939105, 1994508, 2053170, 2326926, 2493135, 3324180, 3490389, 3878210, 4106340, 4653852, 4986270, 5817315, 6980778, 7756420, 9972540, 11634630, 13961556, 17451945, 23269260, 34903890, 69807780]

約数ペア:

[(1, 69807780), (2, 34903890), (3, 23269260), (4, 17451945), (5, 13961556), (6, 11634630), (7, 9972540), (9, 7756420), (10, 6980778), (12, 5817315), (14, 4986270), (15, 4653852), (17, 4106340), (18, 3878210), (20, 3490389), (21, 3324180), (28, 2493135), (30, 2326926), (34, 2053170), (35, 1994508), (36, 1939105), (42, 1662090), (45, 1551284), (51, 1368780), (60, 1163463), (63, 1108060), (68, 1026585), (70, 997254), (84, 831045), (85, 821268), (90, 775642), (102, 684390), (105, 664836), (119, 586620), (126, 554030), (140, 498627), (153, 456260), (170, 410634), (180, 387821), (204, 342195), (210, 332418), (238, 293310), (252, 277015), (255, 273756), (306, 228130), (315, 221612), (340, 205317), (357, 195540), (420, 166209), (476, 146655), (510, 136878), (595, 117324), (612, 114065), (630, 110806), (714, 97770), (765, 91252), (1020, 68439), (1071, 65180), (1190, 58662), (1260, 55403), (1428, 48885), (1530, 45626), (1785, 39108), (2142, 32590), (2380, 29331), (3060, 22813), (3259, 21420), (3570, 19554), (4284, 16295), (5355, 13036), (6518, 10710), (7140, 9777)]