222872640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7489}}^1$

素因数の和:7540

約数の個数: 112

約数和(自身を含む): 730544640

約数和(自身を除く): 507672000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 7489, 9920, 14880, 14978, 22467, 29760, 29956, 37445, 44934, 59912, 74890, 89868, 112335, 119824, 149780, 179736, 224670, 232159, 239648, 299560, 359472, 449340, 464318, 479296, 599120, 696477, 718944, 898680, 928636, 1160795, 1198240, 1392954, 1437888, 1797360, 1857272, 2321590, 2396480, 2785908, 3482385, 3594720, 3714544, 4643180, 5571816, 6964770, 7189440, 7429088, 9286360, 11143632, 13929540, 14858176, 18572720, 22287264, 27859080, 37145440, 44574528, 55718160, 74290880, 111436320, 222872640]

約数ペア:

[(1, 222872640), (2, 111436320), (3, 74290880), (4, 55718160), (5, 44574528), (6, 37145440), (8, 27859080), (10, 22287264), (12, 18572720), (15, 14858176), (16, 13929540), (20, 11143632), (24, 9286360), (30, 7429088), (31, 7189440), (32, 6964770), (40, 5571816), (48, 4643180), (60, 3714544), (62, 3594720), (64, 3482385), (80, 2785908), (93, 2396480), (96, 2321590), (120, 1857272), (124, 1797360), (155, 1437888), (160, 1392954), (186, 1198240), (192, 1160795), (240, 928636), (248, 898680), (310, 718944), (320, 696477), (372, 599120), (465, 479296), (480, 464318), (496, 449340), (620, 359472), (744, 299560), (930, 239648), (960, 232159), (992, 224670), (1240, 179736), (1488, 149780), (1860, 119824), (1984, 112335), (2480, 89868), (2976, 74890), (3720, 59912), (4960, 44934), (5952, 37445), (7440, 29956), (7489, 29760), (9920, 22467), (14880, 14978)]