281264984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 192

約数和(自身を含む): 743608320

約数和(自身を除く): 462343336

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 103, 104, 121, 124, 143, 154, 182, 206, 217, 242, 248, 286, 308, 341, 364, 403, 412, 434, 484, 572, 616, 682, 721, 728, 806, 824, 847, 868, 968, 1001, 1133, 1144, 1339, 1364, 1442, 1573, 1612, 1694, 1736, 2002, 2266, 2387, 2678, 2728, 2821, 2884, 3146, 3193, 3224, 3388, 3751, 4004, 4433, 4532, 4774, 5356, 5642, 5768, 6292, 6386, 6776, 7502, 7931, 8008, 8866, 9064, 9373, 9548, 10712, 11011, 11284, 12463, 12584, 12772, 14729, 15004, 15862, 17732, 18746, 19096, 22022, 22351, 22568, 24926, 25544, 26257, 29458, 30008, 31031, 31724, 35123, 35464, 37492, 41509, 44044, 44702, 48763, 49852, 52514, 58916, 62062, 63448, 70246, 74984, 83018, 87241, 88088, 89404, 97526, 99704, 103103, 105028, 117832, 124124, 140492, 162019, 166036, 174482, 178808, 195052, 206206, 210056, 245861, 248248, 280984, 290563, 324038, 332072, 341341, 348964, 386353, 390104, 412412, 456599, 491722, 581126, 648076, 682682, 697928, 772706, 824824, 913198, 983444, 1134133, 1162252, 1296152, 1365364, 1545412, 1826396, 1966888, 2268266, 2324504, 2704471, 2730728, 3090824, 3196193, 3652792, 4536532, 5022589, 5408942, 6392386, 9073064, 10045178, 10817884, 12784772, 20090356, 21635768, 25569544, 35158123, 40180712, 70316246, 140632492, 281264984]

約数ペア:

[(1, 281264984), (2, 140632492), (4, 70316246), (7, 40180712), (8, 35158123), (11, 25569544), (13, 21635768), (14, 20090356), (22, 12784772), (26, 10817884), (28, 10045178), (31, 9073064), (44, 6392386), (52, 5408942), (56, 5022589), (62, 4536532), (77, 3652792), (88, 3196193), (91, 3090824), (103, 2730728), (104, 2704471), (121, 2324504), (124, 2268266), (143, 1966888), (154, 1826396), (182, 1545412), (206, 1365364), (217, 1296152), (242, 1162252), (248, 1134133), (286, 983444), (308, 913198), (341, 824824), (364, 772706), (403, 697928), (412, 682682), (434, 648076), (484, 581126), (572, 491722), (616, 456599), (682, 412412), (721, 390104), (728, 386353), (806, 348964), (824, 341341), (847, 332072), (868, 324038), (968, 290563), (1001, 280984), (1133, 248248), (1144, 245861), (1339, 210056), (1364, 206206), (1442, 195052), (1573, 178808), (1612, 174482), (1694, 166036), (1736, 162019), (2002, 140492), (2266, 124124), (2387, 117832), (2678, 105028), (2728, 103103), (2821, 99704), (2884, 97526), (3146, 89404), (3193, 88088), (3224, 87241), (3388, 83018), (3751, 74984), (4004, 70246), (4433, 63448), (4532, 62062), (4774, 58916), (5356, 52514), (5642, 49852), (5768, 48763), (6292, 44702), (6386, 44044), (6776, 41509), (7502, 37492), (7931, 35464), (8008, 35123), (8866, 31724), (9064, 31031), (9373, 30008), (9548, 29458), (10712, 26257), (11011, 25544), (11284, 24926), (12463, 22568), (12584, 22351), (12772, 22022), (14729, 19096), (15004, 18746), (15862, 17732)]