1271732520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{823}}^1$

素因数の和:1079

約数の個数: 128

約数和(自身を含む): 3891916800

約数和(自身を除く): 2620184280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 163, 237, 316, 326, 395, 474, 489, 632, 652, 790, 815, 823, 948, 978, 1185, 1304, 1580, 1630, 1646, 1896, 1956, 2370, 2445, 2469, 3160, 3260, 3292, 3912, 4115, 4740, 4890, 4938, 6520, 6584, 8230, 9480, 9780, 9876, 12345, 12877, 16460, 19560, 19752, 24690, 25754, 32920, 38631, 49380, 51508, 64385, 65017, 77262, 98760, 103016, 128770, 130034, 134149, 154524, 193155, 195051, 257540, 260068, 268298, 309048, 325085, 386310, 390102, 402447, 515080, 520136, 536596, 650170, 670745, 772620, 780204, 804894, 975255, 1073192, 1300340, 1341490, 1545240, 1560408, 1609788, 1950510, 2012235, 2600680, 2682980, 3219576, 3901020, 4024470, 5365960, 7802040, 8048940, 10597771, 16097880, 21195542, 31793313, 42391084, 52988855, 63586626, 84782168, 105977710, 127173252, 158966565, 211955420, 254346504, 317933130, 423910840, 635866260, 1271732520]

約数ペア:

[(1, 1271732520), (2, 635866260), (3, 423910840), (4, 317933130), (5, 254346504), (6, 211955420), (8, 158966565), (10, 127173252), (12, 105977710), (15, 84782168), (20, 63586626), (24, 52988855), (30, 42391084), (40, 31793313), (60, 21195542), (79, 16097880), (120, 10597771), (158, 8048940), (163, 7802040), (237, 5365960), (316, 4024470), (326, 3901020), (395, 3219576), (474, 2682980), (489, 2600680), (632, 2012235), (652, 1950510), (790, 1609788), (815, 1560408), (823, 1545240), (948, 1341490), (978, 1300340), (1185, 1073192), (1304, 975255), (1580, 804894), (1630, 780204), (1646, 772620), (1896, 670745), (1956, 650170), (2370, 536596), (2445, 520136), (2469, 515080), (3160, 402447), (3260, 390102), (3292, 386310), (3912, 325085), (4115, 309048), (4740, 268298), (4890, 260068), (4938, 257540), (6520, 195051), (6584, 193155), (8230, 154524), (9480, 134149), (9780, 130034), (9876, 128770), (12345, 103016), (12877, 98760), (16460, 77262), (19560, 65017), (19752, 64385), (24690, 51508), (25754, 49380), (32920, 38631)]