321557520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:653

約数の個数: 160

約数和(自身を含む): 1058503680

約数和(自身を除く): 736946160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 151, 152, 190, 228, 240, 285, 302, 304, 380, 453, 456, 467, 570, 604, 755, 760, 906, 912, 934, 1140, 1208, 1401, 1510, 1520, 1812, 1868, 2265, 2280, 2335, 2416, 2802, 2869, 3020, 3624, 3736, 4530, 4560, 4670, 5604, 5738, 6040, 7005, 7248, 7472, 8607, 8873, 9060, 9340, 11208, 11476, 12080, 14010, 14345, 17214, 17746, 18120, 18680, 22416, 22952, 26619, 28020, 28690, 34428, 35492, 36240, 37360, 43035, 44365, 45904, 53238, 56040, 57380, 68856, 70517, 70984, 86070, 88730, 106476, 112080, 114760, 133095, 137712, 141034, 141968, 172140, 177460, 211551, 212952, 229520, 266190, 282068, 344280, 352585, 354920, 423102, 425904, 532380, 564136, 688560, 705170, 709840, 846204, 1057755, 1064760, 1128272, 1339823, 1410340, 1692408, 2115510, 2129520, 2679646, 2820680, 3384816, 4019469, 4231020, 5359292, 5641360, 6699115, 8038938, 8462040, 10718584, 13398230, 16077876, 16924080, 20097345, 21437168, 26796460, 32155752, 40194690, 53592920, 64311504, 80389380, 107185840, 160778760, 321557520]

約数ペア:

[(1, 321557520), (2, 160778760), (3, 107185840), (4, 80389380), (5, 64311504), (6, 53592920), (8, 40194690), (10, 32155752), (12, 26796460), (15, 21437168), (16, 20097345), (19, 16924080), (20, 16077876), (24, 13398230), (30, 10718584), (38, 8462040), (40, 8038938), (48, 6699115), (57, 5641360), (60, 5359292), (76, 4231020), (80, 4019469), (95, 3384816), (114, 2820680), (120, 2679646), (151, 2129520), (152, 2115510), (190, 1692408), (228, 1410340), (240, 1339823), (285, 1128272), (302, 1064760), (304, 1057755), (380, 846204), (453, 709840), (456, 705170), (467, 688560), (570, 564136), (604, 532380), (755, 425904), (760, 423102), (906, 354920), (912, 352585), (934, 344280), (1140, 282068), (1208, 266190), (1401, 229520), (1510, 212952), (1520, 211551), (1812, 177460), (1868, 172140), (2265, 141968), (2280, 141034), (2335, 137712), (2416, 133095), (2802, 114760), (2869, 112080), (3020, 106476), (3624, 88730), (3736, 86070), (4530, 70984), (4560, 70517), (4670, 68856), (5604, 57380), (5738, 56040), (6040, 53238), (7005, 45904), (7248, 44365), (7472, 43035), (8607, 37360), (8873, 36240), (9060, 35492), (9340, 34428), (11208, 28690), (11476, 28020), (12080, 26619), (14010, 22952), (14345, 22416), (17214, 18680), (17746, 18120)]