21728274480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{88499}}^1$

素因数の和:88560

約数の個数: 240

約数和(自身を含む): 82173312000

約数和(自身を除く): 60445037520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 48, 55, 60, 62, 66, 72, 80, 88, 90, 93, 99, 110, 120, 124, 132, 144, 155, 165, 176, 180, 186, 198, 220, 240, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 496, 528, 558, 620, 660, 682, 720, 744, 792, 880, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1488, 1584, 1705, 1860, 1980, 2046, 2232, 2480, 2640, 2728, 2790, 3069, 3410, 3720, 3960, 4092, 4464, 5115, 5456, 5580, 6138, 6820, 7440, 7920, 8184, 10230, 11160, 12276, 13640, 15345, 16368, 20460, 22320, 24552, 27280, 30690, 40920, 49104, 61380, 81840, 88499, 122760, 176998, 245520, 265497, 353996, 442495, 530994, 707992, 796491, 884990, 973489, 1061988, 1327485, 1415984, 1592982, 1769980, 1946978, 2123976, 2654970, 2743469, 2920467, 3185964, 3539960, 3893956, 3982455, 4247952, 4867445, 5309940, 5486938, 5840934, 6371928, 7079920, 7787912, 7964910, 8230407, 8761401, 9734890, 10619880, 10973876, 11681868, 12743856, 13717345, 14602335, 15575824, 15929820, 16460814, 17522802, 19469780, 21239760, 21947752, 23363736, 24691221, 27434690, 29204670, 30178159, 31859640, 32921628, 35045604, 38939560, 41152035, 43807005, 43895504, 46727472, 49382442, 54869380, 58409340, 60356318, 63719280, 65843256, 70091208, 77879120, 82304070, 87614010, 90534477, 98764884, 109738760, 116818680, 120712636, 123456105, 131686512, 140182416, 150890795, 164608140, 175228020, 181068954, 197529768, 219477520, 233637360, 241425272, 246912210, 271603431, 301781590, 329216280, 350456040, 362137908, 395059536, 452672385, 482850544, 493824420, 543206862, 603563180, 658432560, 700912080, 724275816, 905344770, 987648840, 1086413724, 1207126360, 1358017155, 1448551632, 1810689540, 1975297680, 2172827448, 2414252720, 2716034310, 3621379080, 4345654896, 5432068620, 7242758160, 10864137240, 21728274480]

約数ペア:

[(1, 21728274480), (2, 10864137240), (3, 7242758160), (4, 5432068620), (5, 4345654896), (6, 3621379080), (8, 2716034310), (9, 2414252720), (10, 2172827448), (11, 1975297680), (12, 1810689540), (15, 1448551632), (16, 1358017155), (18, 1207126360), (20, 1086413724), (22, 987648840), (24, 905344770), (30, 724275816), (31, 700912080), (33, 658432560), (36, 603563180), (40, 543206862), (44, 493824420), (45, 482850544), (48, 452672385), (55, 395059536), (60, 362137908), (62, 350456040), (66, 329216280), (72, 301781590), (80, 271603431), (88, 246912210), (90, 241425272), (93, 233637360), (99, 219477520), (110, 197529768), (120, 181068954), (124, 175228020), (132, 164608140), (144, 150890795), (155, 140182416), (165, 131686512), (176, 123456105), (180, 120712636), (186, 116818680), (198, 109738760), (220, 98764884), (240, 90534477), (248, 87614010), (264, 82304070), (279, 77879120), (310, 70091208), (330, 65843256), (341, 63719280), (360, 60356318), (372, 58409340), (396, 54869380), (440, 49382442), (465, 46727472), (495, 43895504), (496, 43807005), (528, 41152035), (558, 38939560), (620, 35045604), (660, 32921628), (682, 31859640), (720, 30178159), (744, 29204670), (792, 27434690), (880, 24691221), (930, 23363736), (990, 21947752), (1023, 21239760), (1116, 19469780), (1240, 17522802), (1320, 16460814), (1364, 15929820), (1395, 15575824), (1488, 14602335), (1584, 13717345), (1705, 12743856), (1860, 11681868), (1980, 10973876), (2046, 10619880), (2232, 9734890), (2480, 8761401), (2640, 8230407), (2728, 7964910), (2790, 7787912), (3069, 7079920), (3410, 6371928), (3720, 5840934), (3960, 5486938), (4092, 5309940), (4464, 4867445), (5115, 4247952), (5456, 3982455), (5580, 3893956), (6138, 3539960), (6820, 3185964), (7440, 2920467), (7920, 2743469), (8184, 2654970), (10230, 2123976), (11160, 1946978), (12276, 1769980), (13640, 1592982), (15345, 1415984), (16368, 1327485), (20460, 1061988), (22320, 973489), (24552, 884990), (27280, 796491), (30690, 707992), (40920, 530994), (49104, 442495), (61380, 353996), (81840, 265497), (88499, 245520), (122760, 176998)]