283674820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 720728064

約数和(自身を除く): 437053244

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 110, 121, 127, 130, 142, 143, 220, 242, 254, 260, 284, 286, 355, 484, 508, 572, 605, 635, 710, 715, 781, 923, 1210, 1270, 1397, 1420, 1430, 1562, 1573, 1651, 1846, 2420, 2540, 2794, 2860, 3124, 3146, 3302, 3692, 3905, 4615, 5588, 6292, 6604, 6985, 7810, 7865, 8255, 8591, 9017, 9230, 10153, 13970, 15367, 15620, 15730, 16510, 17182, 18034, 18161, 18460, 20306, 27940, 30734, 31460, 33020, 34364, 36068, 36322, 40612, 42955, 45085, 50765, 61468, 72644, 76835, 85910, 90170, 90805, 99187, 101530, 111683, 117221, 153670, 171820, 180340, 181610, 198374, 199771, 203060, 223366, 234442, 307340, 363220, 396748, 399542, 446732, 468884, 495935, 558415, 586105, 799084, 991870, 998855, 1091057, 1116830, 1172210, 1289431, 1983740, 1997710, 2182114, 2233660, 2344420, 2578862, 3995420, 4364228, 5157724, 5455285, 6447155, 10910570, 12894310, 14183741, 21821140, 25788620, 28367482, 56734964, 70918705, 141837410, 283674820]

約数ペア:

[(1, 283674820), (2, 141837410), (4, 70918705), (5, 56734964), (10, 28367482), (11, 25788620), (13, 21821140), (20, 14183741), (22, 12894310), (26, 10910570), (44, 6447155), (52, 5455285), (55, 5157724), (65, 4364228), (71, 3995420), (110, 2578862), (121, 2344420), (127, 2233660), (130, 2182114), (142, 1997710), (143, 1983740), (220, 1289431), (242, 1172210), (254, 1116830), (260, 1091057), (284, 998855), (286, 991870), (355, 799084), (484, 586105), (508, 558415), (572, 495935), (605, 468884), (635, 446732), (710, 399542), (715, 396748), (781, 363220), (923, 307340), (1210, 234442), (1270, 223366), (1397, 203060), (1420, 199771), (1430, 198374), (1562, 181610), (1573, 180340), (1651, 171820), (1846, 153670), (2420, 117221), (2540, 111683), (2794, 101530), (2860, 99187), (3124, 90805), (3146, 90170), (3302, 85910), (3692, 76835), (3905, 72644), (4615, 61468), (5588, 50765), (6292, 45085), (6604, 42955), (6985, 40612), (7810, 36322), (7865, 36068), (8255, 34364), (8591, 33020), (9017, 31460), (9230, 30734), (10153, 27940), (13970, 20306), (15367, 18460), (15620, 18161), (15730, 18034), (16510, 17182)]