1277774860040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2273}}^1\times {\mathrm{286813}}^1$

素因数の和:289111

約数の個数: 96

約数和(自身を含む): 3345863134680

約数和(自身を除く): 2068088274640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2273, 4546, 9092, 11365, 15911, 18184, 22730, 31822, 45460, 63644, 79555, 90920, 111377, 127288, 159110, 222754, 286813, 318220, 445508, 556885, 573626, 636440, 891016, 1113770, 1147252, 1434065, 2007691, 2227540, 2294504, 2868130, 4015382, 4455080, 5736260, 8030764, 10038455, 11472520, 14053837, 16061528, 20076910, 28107674, 40153820, 56215348, 70269185, 80307640, 112430696, 140538370, 281076740, 562153480, 651925949, 1303851898, 2607703796, 3259629745, 4563481643, 5215407592, 6519259490, 9126963286, 13038518980, 18253926572, 22817408215, 26077037960, 31944371501, 36507853144, 45634816430, 63888743002, 91269632860, 127777486004, 159721857505, 182539265720, 255554972008, 319443715010, 638887430020, 1277774860040]

約数ペア:

[(1, 1277774860040), (2, 638887430020), (4, 319443715010), (5, 255554972008), (7, 182539265720), (8, 159721857505), (10, 127777486004), (14, 91269632860), (20, 63888743002), (28, 45634816430), (35, 36507853144), (40, 31944371501), (49, 26077037960), (56, 22817408215), (70, 18253926572), (98, 13038518980), (140, 9126963286), (196, 6519259490), (245, 5215407592), (280, 4563481643), (392, 3259629745), (490, 2607703796), (980, 1303851898), (1960, 651925949), (2273, 562153480), (4546, 281076740), (9092, 140538370), (11365, 112430696), (15911, 80307640), (18184, 70269185), (22730, 56215348), (31822, 40153820), (45460, 28107674), (63644, 20076910), (79555, 16061528), (90920, 14053837), (111377, 11472520), (127288, 10038455), (159110, 8030764), (222754, 5736260), (286813, 4455080), (318220, 4015382), (445508, 2868130), (556885, 2294504), (573626, 2227540), (636440, 2007691), (891016, 1434065), (1113770, 1147252)]