202457640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21911}}^1$

素因数の和:21943

約数の個数: 128

約数和(自身を含む): 757278720

約数和(自身を除く): 554821080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 21911, 43822, 65733, 87644, 109555, 131466, 153377, 175288, 219110, 241021, 262932, 306754, 328665, 438220, 460131, 482042, 525864, 613508, 657330, 723063, 766885, 876440, 920262, 964084, 1205105, 1227016, 1314660, 1446126, 1533770, 1687147, 1840524, 1928168, 2300655, 2410210, 2629320, 2892252, 3067540, 3374294, 3615315, 3681048, 4601310, 4820420, 5061441, 5784504, 6135080, 6748588, 7230630, 8435735, 9202620, 9640840, 10122882, 13497176, 14461260, 16871470, 18405240, 20245764, 25307205, 28922520, 33742940, 40491528, 50614410, 67485880, 101228820, 202457640]

約数ペア:

[(1, 202457640), (2, 101228820), (3, 67485880), (4, 50614410), (5, 40491528), (6, 33742940), (7, 28922520), (8, 25307205), (10, 20245764), (11, 18405240), (12, 16871470), (14, 14461260), (15, 13497176), (20, 10122882), (21, 9640840), (22, 9202620), (24, 8435735), (28, 7230630), (30, 6748588), (33, 6135080), (35, 5784504), (40, 5061441), (42, 4820420), (44, 4601310), (55, 3681048), (56, 3615315), (60, 3374294), (66, 3067540), (70, 2892252), (77, 2629320), (84, 2410210), (88, 2300655), (105, 1928168), (110, 1840524), (120, 1687147), (132, 1533770), (140, 1446126), (154, 1314660), (165, 1227016), (168, 1205105), (210, 964084), (220, 920262), (231, 876440), (264, 766885), (280, 723063), (308, 657330), (330, 613508), (385, 525864), (420, 482042), (440, 460131), (462, 438220), (616, 328665), (660, 306754), (770, 262932), (840, 241021), (924, 219110), (1155, 175288), (1320, 153377), (1540, 131466), (1848, 109555), (2310, 87644), (3080, 65733), (4620, 43822), (9240, 21911)]