66919860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 234089856

約数和(自身を除く): 167169996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 173, 180, 210, 252, 307, 315, 346, 420, 519, 614, 630, 692, 865, 921, 1038, 1211, 1228, 1260, 1535, 1557, 1730, 1842, 2076, 2149, 2422, 2595, 2763, 3070, 3114, 3460, 3633, 3684, 4298, 4605, 4844, 5190, 5526, 6055, 6140, 6228, 6447, 7266, 7785, 8596, 9210, 10380, 10745, 10899, 11052, 12110, 12894, 13815, 14532, 15570, 18165, 18420, 19341, 21490, 21798, 24220, 25788, 27630, 31140, 32235, 36330, 38682, 42980, 43596, 53111, 54495, 55260, 64470, 72660, 77364, 96705, 106222, 108990, 128940, 159333, 193410, 212444, 217980, 265555, 318666, 371777, 386820, 477999, 531110, 637332, 743554, 796665, 955998, 1062220, 1115331, 1487108, 1593330, 1858885, 1911996, 2230662, 2389995, 3186660, 3345993, 3717770, 4461324, 4779990, 5576655, 6691986, 7435540, 9559980, 11153310, 13383972, 16729965, 22306620, 33459930, 66919860]

約数ペア:

[(1, 66919860), (2, 33459930), (3, 22306620), (4, 16729965), (5, 13383972), (6, 11153310), (7, 9559980), (9, 7435540), (10, 6691986), (12, 5576655), (14, 4779990), (15, 4461324), (18, 3717770), (20, 3345993), (21, 3186660), (28, 2389995), (30, 2230662), (35, 1911996), (36, 1858885), (42, 1593330), (45, 1487108), (60, 1115331), (63, 1062220), (70, 955998), (84, 796665), (90, 743554), (105, 637332), (126, 531110), (140, 477999), (173, 386820), (180, 371777), (210, 318666), (252, 265555), (307, 217980), (315, 212444), (346, 193410), (420, 159333), (519, 128940), (614, 108990), (630, 106222), (692, 96705), (865, 77364), (921, 72660), (1038, 64470), (1211, 55260), (1228, 54495), (1260, 53111), (1535, 43596), (1557, 42980), (1730, 38682), (1842, 36330), (2076, 32235), (2149, 31140), (2422, 27630), (2595, 25788), (2763, 24220), (3070, 21798), (3114, 21490), (3460, 19341), (3633, 18420), (3684, 18165), (4298, 15570), (4605, 14532), (4844, 13815), (5190, 12894), (5526, 12110), (6055, 11052), (6140, 10899), (6228, 10745), (6447, 10380), (7266, 9210), (7785, 8596)]