277801020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4691}}^1$

素因数の和:4760

約数の個数: 144

約数和(自身を含む): 983743488

約数和(自身を除く): 705942468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2820, 2961, 3290, 3948, 4230, 4691, 4935, 5922, 6580, 8460, 9382, 9870, 11844, 14073, 14805, 18764, 19740, 23455, 28146, 29610, 32837, 42219, 46910, 56292, 59220, 65674, 70365, 84438, 93820, 98511, 131348, 140730, 164185, 168876, 197022, 211095, 220477, 281460, 295533, 328370, 394044, 422190, 440954, 492555, 591066, 656740, 661431, 844380, 881908, 985110, 1102385, 1182132, 1322862, 1477665, 1543339, 1970220, 1984293, 2204770, 2645724, 2955330, 3086678, 3307155, 3968586, 4409540, 4630017, 5910660, 6173356, 6614310, 7716695, 7937172, 9260034, 9921465, 13228620, 13890051, 15433390, 18520068, 19842930, 23150085, 27780102, 30866780, 39685860, 46300170, 55560204, 69450255, 92600340, 138900510, 277801020]

約数ペア:

[(1, 277801020), (2, 138900510), (3, 92600340), (4, 69450255), (5, 55560204), (6, 46300170), (7, 39685860), (9, 30866780), (10, 27780102), (12, 23150085), (14, 19842930), (15, 18520068), (18, 15433390), (20, 13890051), (21, 13228620), (28, 9921465), (30, 9260034), (35, 7937172), (36, 7716695), (42, 6614310), (45, 6173356), (47, 5910660), (60, 4630017), (63, 4409540), (70, 3968586), (84, 3307155), (90, 3086678), (94, 2955330), (105, 2645724), (126, 2204770), (140, 1984293), (141, 1970220), (180, 1543339), (188, 1477665), (210, 1322862), (235, 1182132), (252, 1102385), (282, 985110), (315, 881908), (329, 844380), (420, 661431), (423, 656740), (470, 591066), (564, 492555), (630, 440954), (658, 422190), (705, 394044), (846, 328370), (940, 295533), (987, 281460), (1260, 220477), (1316, 211095), (1410, 197022), (1645, 168876), (1692, 164185), (1974, 140730), (2115, 131348), (2820, 98511), (2961, 93820), (3290, 84438), (3948, 70365), (4230, 65674), (4691, 59220), (4935, 56292), (5922, 46910), (6580, 42219), (8460, 32837), (9382, 29610), (9870, 28146), (11844, 23455), (14073, 19740), (14805, 18764)]