819579420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8807}}^1$

素因数の和:8880

約数の個数: 144

約数和(自身を含む): 2770080768

約数和(自身を除く): 1950501348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 47, 55, 60, 66, 90, 94, 99, 110, 132, 141, 165, 180, 188, 198, 220, 235, 282, 330, 396, 423, 470, 495, 517, 564, 660, 705, 846, 940, 990, 1034, 1410, 1551, 1692, 1980, 2068, 2115, 2585, 2820, 3102, 4230, 4653, 5170, 6204, 7755, 8460, 8807, 9306, 10340, 15510, 17614, 18612, 23265, 26421, 31020, 35228, 44035, 46530, 52842, 79263, 88070, 93060, 96877, 105684, 132105, 158526, 176140, 193754, 264210, 290631, 317052, 387508, 396315, 413929, 484385, 528420, 581262, 792630, 827858, 871893, 968770, 1162524, 1241787, 1453155, 1585260, 1655716, 1743786, 1937540, 2069645, 2483574, 2906310, 3487572, 3725361, 4139290, 4359465, 4553219, 4967148, 5812620, 6208935, 7450722, 8278580, 8718930, 9106438, 12417870, 13659657, 14901444, 17437860, 18212876, 18626805, 22766095, 24835740, 27319314, 37253610, 40978971, 45532190, 54638628, 68298285, 74507220, 81957942, 91064380, 136596570, 163915884, 204894855, 273193140, 409789710, 819579420]

約数ペア:

[(1, 819579420), (2, 409789710), (3, 273193140), (4, 204894855), (5, 163915884), (6, 136596570), (9, 91064380), (10, 81957942), (11, 74507220), (12, 68298285), (15, 54638628), (18, 45532190), (20, 40978971), (22, 37253610), (30, 27319314), (33, 24835740), (36, 22766095), (44, 18626805), (45, 18212876), (47, 17437860), (55, 14901444), (60, 13659657), (66, 12417870), (90, 9106438), (94, 8718930), (99, 8278580), (110, 7450722), (132, 6208935), (141, 5812620), (165, 4967148), (180, 4553219), (188, 4359465), (198, 4139290), (220, 3725361), (235, 3487572), (282, 2906310), (330, 2483574), (396, 2069645), (423, 1937540), (470, 1743786), (495, 1655716), (517, 1585260), (564, 1453155), (660, 1241787), (705, 1162524), (846, 968770), (940, 871893), (990, 827858), (1034, 792630), (1410, 581262), (1551, 528420), (1692, 484385), (1980, 413929), (2068, 396315), (2115, 387508), (2585, 317052), (2820, 290631), (3102, 264210), (4230, 193754), (4653, 176140), (5170, 158526), (6204, 132105), (7755, 105684), (8460, 96877), (8807, 93060), (9306, 88070), (10340, 79263), (15510, 52842), (17614, 46530), (18612, 44035), (23265, 35228), (26421, 31020)]