123509540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 341058816

約数和(自身を除く): 217549276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 121, 140, 154, 161, 220, 230, 242, 253, 308, 317, 322, 385, 460, 484, 506, 605, 634, 644, 770, 805, 847, 1012, 1210, 1265, 1268, 1540, 1585, 1610, 1694, 1771, 2219, 2420, 2530, 2783, 3170, 3220, 3388, 3487, 3542, 4235, 4438, 5060, 5566, 6340, 6974, 7084, 7291, 8470, 8855, 8876, 11095, 11132, 13915, 13948, 14582, 16940, 17435, 17710, 19481, 22190, 24409, 27830, 29164, 34870, 35420, 36455, 38357, 38962, 44380, 48818, 51037, 55660, 69740, 72910, 76714, 77924, 80201, 97405, 97636, 102074, 122045, 145820, 153428, 160402, 191785, 194810, 204148, 244090, 255185, 268499, 320804, 383570, 389620, 401005, 488180, 510370, 536998, 561407, 767140, 802010, 882211, 1020740, 1073996, 1122814, 1342495, 1604020, 1764422, 2245628, 2684990, 2807035, 3528844, 4411055, 5369980, 5614070, 6175477, 8822110, 11228140, 12350954, 17644220, 24701908, 30877385, 61754770, 123509540]

約数ペア:

[(1, 123509540), (2, 61754770), (4, 30877385), (5, 24701908), (7, 17644220), (10, 12350954), (11, 11228140), (14, 8822110), (20, 6175477), (22, 5614070), (23, 5369980), (28, 4411055), (35, 3528844), (44, 2807035), (46, 2684990), (55, 2245628), (70, 1764422), (77, 1604020), (92, 1342495), (110, 1122814), (115, 1073996), (121, 1020740), (140, 882211), (154, 802010), (161, 767140), (220, 561407), (230, 536998), (242, 510370), (253, 488180), (308, 401005), (317, 389620), (322, 383570), (385, 320804), (460, 268499), (484, 255185), (506, 244090), (605, 204148), (634, 194810), (644, 191785), (770, 160402), (805, 153428), (847, 145820), (1012, 122045), (1210, 102074), (1265, 97636), (1268, 97405), (1540, 80201), (1585, 77924), (1610, 76714), (1694, 72910), (1771, 69740), (2219, 55660), (2420, 51037), (2530, 48818), (2783, 44380), (3170, 38962), (3220, 38357), (3388, 36455), (3487, 35420), (3542, 34870), (4235, 29164), (4438, 27830), (5060, 24409), (5566, 22190), (6340, 19481), (6974, 17710), (7084, 17435), (7291, 16940), (8470, 14582), (8855, 13948), (8876, 13915), (11095, 11132)]