28170450

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 97136640

約数和(自身を除く): 68966190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 25, 27, 30, 33, 35, 42, 45, 50, 54, 55, 63, 66, 70, 75, 77, 90, 99, 105, 110, 126, 135, 150, 154, 165, 175, 189, 198, 210, 225, 231, 270, 271, 275, 297, 315, 330, 350, 378, 385, 450, 462, 495, 525, 542, 550, 594, 630, 675, 693, 770, 813, 825, 945, 990, 1050, 1155, 1350, 1355, 1386, 1485, 1575, 1626, 1650, 1890, 1897, 1925, 2079, 2310, 2439, 2475, 2710, 2970, 2981, 3150, 3465, 3794, 3850, 4065, 4158, 4725, 4878, 4950, 5691, 5775, 5962, 6775, 6930, 7317, 7425, 8130, 8943, 9450, 9485, 10395, 11382, 11550, 12195, 13550, 14634, 14850, 14905, 17073, 17325, 17886, 18970, 20325, 20790, 20867, 24390, 26829, 28455, 29810, 34146, 34650, 36585, 40650, 41734, 44715, 47425, 51219, 51975, 53658, 56910, 60975, 62601, 73170, 74525, 80487, 85365, 89430, 94850, 102438, 103950, 104335, 121950, 125202, 134145, 142275, 149050, 160974, 170730, 182925, 187803, 208670, 223575, 256095, 268290, 284550, 313005, 365850, 375606, 402435, 426825, 447150, 512190, 521675, 563409, 626010, 670725, 804870, 853650, 939015, 1043350, 1126818, 1280475, 1341450, 1565025, 1878030, 2012175, 2560950, 2817045, 3130050, 4024350, 4695075, 5634090, 9390150, 14085225, 28170450]

約数ペア:

[(1, 28170450), (2, 14085225), (3, 9390150), (5, 5634090), (6, 4695075), (7, 4024350), (9, 3130050), (10, 2817045), (11, 2560950), (14, 2012175), (15, 1878030), (18, 1565025), (21, 1341450), (22, 1280475), (25, 1126818), (27, 1043350), (30, 939015), (33, 853650), (35, 804870), (42, 670725), (45, 626010), (50, 563409), (54, 521675), (55, 512190), (63, 447150), (66, 426825), (70, 402435), (75, 375606), (77, 365850), (90, 313005), (99, 284550), (105, 268290), (110, 256095), (126, 223575), (135, 208670), (150, 187803), (154, 182925), (165, 170730), (175, 160974), (189, 149050), (198, 142275), (210, 134145), (225, 125202), (231, 121950), (270, 104335), (271, 103950), (275, 102438), (297, 94850), (315, 89430), (330, 85365), (350, 80487), (378, 74525), (385, 73170), (450, 62601), (462, 60975), (495, 56910), (525, 53658), (542, 51975), (550, 51219), (594, 47425), (630, 44715), (675, 41734), (693, 40650), (770, 36585), (813, 34650), (825, 34146), (945, 29810), (990, 28455), (1050, 26829), (1155, 24390), (1350, 20867), (1355, 20790), (1386, 20325), (1485, 18970), (1575, 17886), (1626, 17325), (1650, 17073), (1890, 14905), (1897, 14850), (1925, 14634), (2079, 13550), (2310, 12195), (2439, 11550), (2475, 11382), (2710, 10395), (2970, 9485), (2981, 9450), (3150, 8943), (3465, 8130), (3794, 7425), (3850, 7317), (4065, 6930), (4158, 6775), (4725, 5962), (4878, 5775), (4950, 5691)]