221436720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3307}}^1$

素因数の和:3360

約数の個数: 160

約数和(自身を含む): 787568640

約数和(自身を除く): 566131920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3307, 3348, 3720, 4185, 4464, 5580, 6614, 6696, 7440, 8370, 9921, 11160, 13228, 13392, 16535, 16740, 19842, 22320, 26456, 29763, 33070, 33480, 39684, 49605, 52912, 59526, 66140, 66960, 79368, 89289, 99210, 102517, 119052, 132280, 148815, 158736, 178578, 198420, 205034, 238104, 264560, 297630, 307551, 357156, 396840, 410068, 446445, 476208, 512585, 595260, 615102, 714312, 793680, 820136, 892890, 922653, 1025170, 1190520, 1230204, 1428624, 1537755, 1640272, 1785780, 1845306, 2050340, 2381040, 2460408, 2767959, 3075510, 3571560, 3690612, 4100680, 4613265, 4920816, 5535918, 6151020, 7143120, 7381224, 8201360, 9226530, 11071836, 12302040, 13839795, 14762448, 18453060, 22143672, 24604080, 27679590, 36906120, 44287344, 55359180, 73812240, 110718360, 221436720]

約数ペア:

[(1, 221436720), (2, 110718360), (3, 73812240), (4, 55359180), (5, 44287344), (6, 36906120), (8, 27679590), (9, 24604080), (10, 22143672), (12, 18453060), (15, 14762448), (16, 13839795), (18, 12302040), (20, 11071836), (24, 9226530), (27, 8201360), (30, 7381224), (31, 7143120), (36, 6151020), (40, 5535918), (45, 4920816), (48, 4613265), (54, 4100680), (60, 3690612), (62, 3571560), (72, 3075510), (80, 2767959), (90, 2460408), (93, 2381040), (108, 2050340), (120, 1845306), (124, 1785780), (135, 1640272), (144, 1537755), (155, 1428624), (180, 1230204), (186, 1190520), (216, 1025170), (240, 922653), (248, 892890), (270, 820136), (279, 793680), (310, 714312), (360, 615102), (372, 595260), (432, 512585), (465, 476208), (496, 446445), (540, 410068), (558, 396840), (620, 357156), (720, 307551), (744, 297630), (837, 264560), (930, 238104), (1080, 205034), (1116, 198420), (1240, 178578), (1395, 158736), (1488, 148815), (1674, 132280), (1860, 119052), (2160, 102517), (2232, 99210), (2480, 89289), (2790, 79368), (3307, 66960), (3348, 66140), (3720, 59526), (4185, 52912), (4464, 49605), (5580, 39684), (6614, 33480), (6696, 33070), (7440, 29763), (8370, 26456), (9921, 22320), (11160, 19842), (13228, 16740), (13392, 16535)]