98561540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 270273024

約数和(自身を除く): 171711484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 49, 55, 70, 77, 82, 98, 110, 140, 154, 164, 196, 205, 220, 223, 245, 287, 308, 385, 410, 446, 451, 490, 539, 574, 770, 820, 892, 902, 980, 1078, 1115, 1148, 1435, 1540, 1561, 1804, 2009, 2156, 2230, 2255, 2453, 2695, 2870, 3122, 3157, 4018, 4460, 4510, 4906, 5390, 5740, 6244, 6314, 7805, 8036, 9020, 9143, 9812, 10045, 10780, 10927, 12265, 12628, 15610, 15785, 17171, 18286, 20090, 21854, 22099, 24530, 31220, 31570, 34342, 36572, 40180, 43708, 44198, 45715, 49060, 54635, 63140, 64001, 68684, 85855, 88396, 91430, 100573, 109270, 110495, 120197, 128002, 171710, 182860, 201146, 218540, 220990, 240394, 256004, 320005, 343420, 402292, 441980, 448007, 480788, 502865, 600985, 640010, 704011, 896014, 1005730, 1201970, 1280020, 1408022, 1792028, 2011460, 2240035, 2403940, 2816044, 3520055, 4480070, 4928077, 7040110, 8960140, 9856154, 14080220, 19712308, 24640385, 49280770, 98561540]

約数ペア:

[(1, 98561540), (2, 49280770), (4, 24640385), (5, 19712308), (7, 14080220), (10, 9856154), (11, 8960140), (14, 7040110), (20, 4928077), (22, 4480070), (28, 3520055), (35, 2816044), (41, 2403940), (44, 2240035), (49, 2011460), (55, 1792028), (70, 1408022), (77, 1280020), (82, 1201970), (98, 1005730), (110, 896014), (140, 704011), (154, 640010), (164, 600985), (196, 502865), (205, 480788), (220, 448007), (223, 441980), (245, 402292), (287, 343420), (308, 320005), (385, 256004), (410, 240394), (446, 220990), (451, 218540), (490, 201146), (539, 182860), (574, 171710), (770, 128002), (820, 120197), (892, 110495), (902, 109270), (980, 100573), (1078, 91430), (1115, 88396), (1148, 85855), (1435, 68684), (1540, 64001), (1561, 63140), (1804, 54635), (2009, 49060), (2156, 45715), (2230, 44198), (2255, 43708), (2453, 40180), (2695, 36572), (2870, 34342), (3122, 31570), (3157, 31220), (4018, 24530), (4460, 22099), (4510, 21854), (4906, 20090), (5390, 18286), (5740, 17171), (6244, 15785), (6314, 15610), (7805, 12628), (8036, 12265), (9020, 10927), (9143, 10780), (9812, 10045)]