76789020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1511}}^1$

素因数の和:1552

約数の個数: 144

約数和(自身を含む): 270273024

約数和(自身を除く): 193484004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1511, 1540, 1694, 1815, 2310, 2420, 2541, 3022, 3388, 3630, 4235, 4533, 4620, 5082, 6044, 7260, 7555, 8470, 9066, 10164, 10577, 12705, 15110, 16621, 16940, 18132, 21154, 22665, 25410, 30220, 31731, 33242, 42308, 45330, 49863, 50820, 52885, 63462, 66484, 83105, 90660, 99726, 105770, 116347, 126924, 158655, 166210, 182831, 199452, 211540, 232694, 249315, 317310, 332420, 349041, 365662, 465388, 498630, 548493, 581735, 634620, 698082, 731324, 914155, 997260, 1096986, 1163470, 1279817, 1396164, 1745205, 1828310, 2193972, 2326940, 2559634, 2742465, 3490410, 3656620, 3839451, 5119268, 5484930, 6399085, 6980820, 7678902, 10969860, 12798170, 15357804, 19197255, 25596340, 38394510, 76789020]

約数ペア:

[(1, 76789020), (2, 38394510), (3, 25596340), (4, 19197255), (5, 15357804), (6, 12798170), (7, 10969860), (10, 7678902), (11, 6980820), (12, 6399085), (14, 5484930), (15, 5119268), (20, 3839451), (21, 3656620), (22, 3490410), (28, 2742465), (30, 2559634), (33, 2326940), (35, 2193972), (42, 1828310), (44, 1745205), (55, 1396164), (60, 1279817), (66, 1163470), (70, 1096986), (77, 997260), (84, 914155), (105, 731324), (110, 698082), (121, 634620), (132, 581735), (140, 548493), (154, 498630), (165, 465388), (210, 365662), (220, 349041), (231, 332420), (242, 317310), (308, 249315), (330, 232694), (363, 211540), (385, 199452), (420, 182831), (462, 166210), (484, 158655), (605, 126924), (660, 116347), (726, 105770), (770, 99726), (847, 90660), (924, 83105), (1155, 66484), (1210, 63462), (1452, 52885), (1511, 50820), (1540, 49863), (1694, 45330), (1815, 42308), (2310, 33242), (2420, 31731), (2541, 30220), (3022, 25410), (3388, 22665), (3630, 21154), (4235, 18132), (4533, 16940), (4620, 16621), (5082, 15110), (6044, 12705), (7260, 10577), (7555, 10164), (8470, 9066)]