85444380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3989}}^1$

素因数の和:4028

約数の個数: 144

約数和(自身を含む): 313709760

約数和(自身を除く): 228265380

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, 3570, 3989, 4284, 5355, 7140, 7978, 10710, 11967, 15956, 19945, 21420, 23934, 27923, 35901, 39890, 47868, 55846, 59835, 67813, 71802, 79780, 83769, 111692, 119670, 135626, 139615, 143604, 167538, 179505, 203439, 239340, 251307, 271252, 279230, 335076, 339065, 359010, 406878, 418845, 474691, 502614, 558460, 610317, 678130, 718020, 813756, 837690, 949382, 1005228, 1017195, 1220634, 1256535, 1356260, 1424073, 1675380, 1898764, 2034390, 2373455, 2441268, 2513070, 2848146, 3051585, 4068780, 4272219, 4746910, 5026140, 5696292, 6103170, 7120365, 8544438, 9493820, 12206340, 14240730, 17088876, 21361095, 28481460, 42722190, 85444380]

約数ペア:

[(1, 85444380), (2, 42722190), (3, 28481460), (4, 21361095), (5, 17088876), (6, 14240730), (7, 12206340), (9, 9493820), (10, 8544438), (12, 7120365), (14, 6103170), (15, 5696292), (17, 5026140), (18, 4746910), (20, 4272219), (21, 4068780), (28, 3051585), (30, 2848146), (34, 2513070), (35, 2441268), (36, 2373455), (42, 2034390), (45, 1898764), (51, 1675380), (60, 1424073), (63, 1356260), (68, 1256535), (70, 1220634), (84, 1017195), (85, 1005228), (90, 949382), (102, 837690), (105, 813756), (119, 718020), (126, 678130), (140, 610317), (153, 558460), (170, 502614), (180, 474691), (204, 418845), (210, 406878), (238, 359010), (252, 339065), (255, 335076), (306, 279230), (315, 271252), (340, 251307), (357, 239340), (420, 203439), (476, 179505), (510, 167538), (595, 143604), (612, 139615), (630, 135626), (714, 119670), (765, 111692), (1020, 83769), (1071, 79780), (1190, 71802), (1260, 67813), (1428, 59835), (1530, 55846), (1785, 47868), (2142, 39890), (2380, 35901), (3060, 27923), (3570, 23934), (3989, 21420), (4284, 19945), (5355, 15956), (7140, 11967), (7978, 10710)]