1948500120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{7411}}^1$

素因数の和:7745

約数の個数: 128

約数和(自身を含む): 6702819840

約数和(自身を除く): 4754319720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 313, 420, 626, 840, 939, 1252, 1565, 1878, 2191, 2504, 3130, 3756, 4382, 4695, 6260, 6573, 7411, 7512, 8764, 9390, 10955, 12520, 13146, 14822, 17528, 18780, 21910, 22233, 26292, 29644, 32865, 37055, 37560, 43820, 44466, 51877, 52584, 59288, 65730, 74110, 87640, 88932, 103754, 111165, 131460, 148220, 155631, 177864, 207508, 222330, 259385, 262920, 296440, 311262, 415016, 444660, 518770, 622524, 778155, 889320, 1037540, 1245048, 1556310, 2075080, 2319643, 3112620, 4639286, 6225240, 6958929, 9278572, 11598215, 13917858, 16237501, 18557144, 23196430, 27835716, 32475002, 34794645, 46392860, 48712503, 55671432, 64950004, 69589290, 81187505, 92785720, 97425006, 129900008, 139178580, 162375010, 194850012, 243562515, 278357160, 324750020, 389700024, 487125030, 649500040, 974250060, 1948500120]

約数ペア:

[(1, 1948500120), (2, 974250060), (3, 649500040), (4, 487125030), (5, 389700024), (6, 324750020), (7, 278357160), (8, 243562515), (10, 194850012), (12, 162375010), (14, 139178580), (15, 129900008), (20, 97425006), (21, 92785720), (24, 81187505), (28, 69589290), (30, 64950004), (35, 55671432), (40, 48712503), (42, 46392860), (56, 34794645), (60, 32475002), (70, 27835716), (84, 23196430), (105, 18557144), (120, 16237501), (140, 13917858), (168, 11598215), (210, 9278572), (280, 6958929), (313, 6225240), (420, 4639286), (626, 3112620), (840, 2319643), (939, 2075080), (1252, 1556310), (1565, 1245048), (1878, 1037540), (2191, 889320), (2504, 778155), (3130, 622524), (3756, 518770), (4382, 444660), (4695, 415016), (6260, 311262), (6573, 296440), (7411, 262920), (7512, 259385), (8764, 222330), (9390, 207508), (10955, 177864), (12520, 155631), (13146, 148220), (14822, 131460), (17528, 111165), (18780, 103754), (21910, 88932), (22233, 87640), (26292, 74110), (29644, 65730), (32865, 59288), (37055, 52584), (37560, 51877), (43820, 44466)]