8548540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 24935904

約数和(自身を除く): 16387364

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 61, 65, 70, 77, 91, 98, 110, 122, 130, 140, 143, 154, 182, 196, 220, 244, 245, 260, 286, 305, 308, 364, 385, 427, 455, 490, 539, 572, 610, 637, 671, 715, 770, 793, 854, 910, 980, 1001, 1078, 1220, 1274, 1342, 1430, 1540, 1586, 1708, 1820, 2002, 2135, 2156, 2548, 2684, 2695, 2860, 2989, 3172, 3185, 3355, 3965, 4004, 4270, 4697, 5005, 5390, 5551, 5978, 6370, 6710, 7007, 7930, 8540, 8723, 9394, 10010, 10780, 11102, 11956, 12740, 13420, 14014, 14945, 15860, 17446, 18788, 20020, 22204, 23485, 27755, 28028, 29890, 32879, 34892, 35035, 38857, 43615, 46970, 55510, 59780, 61061, 65758, 70070, 77714, 87230, 93940, 111020, 122122, 131516, 140140, 155428, 164395, 174460, 194285, 244244, 305305, 328790, 388570, 427427, 610610, 657580, 777140, 854854, 1221220, 1709708, 2137135, 4274270, 8548540]

約数ペア:

[(1, 8548540), (2, 4274270), (4, 2137135), (5, 1709708), (7, 1221220), (10, 854854), (11, 777140), (13, 657580), (14, 610610), (20, 427427), (22, 388570), (26, 328790), (28, 305305), (35, 244244), (44, 194285), (49, 174460), (52, 164395), (55, 155428), (61, 140140), (65, 131516), (70, 122122), (77, 111020), (91, 93940), (98, 87230), (110, 77714), (122, 70070), (130, 65758), (140, 61061), (143, 59780), (154, 55510), (182, 46970), (196, 43615), (220, 38857), (244, 35035), (245, 34892), (260, 32879), (286, 29890), (305, 28028), (308, 27755), (364, 23485), (385, 22204), (427, 20020), (455, 18788), (490, 17446), (539, 15860), (572, 14945), (610, 14014), (637, 13420), (671, 12740), (715, 11956), (770, 11102), (793, 10780), (854, 10010), (910, 9394), (980, 8723), (1001, 8540), (1078, 7930), (1220, 7007), (1274, 6710), (1342, 6370), (1430, 5978), (1540, 5551), (1586, 5390), (1708, 5005), (1820, 4697), (2002, 4270), (2135, 4004), (2156, 3965), (2548, 3355), (2684, 3185), (2695, 3172), (2860, 2989)]