202643740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 516160512

約数和(自身を除く): 313516772

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 127, 130, 170, 190, 221, 247, 254, 260, 323, 340, 361, 380, 442, 494, 508, 635, 646, 722, 884, 988, 1105, 1235, 1270, 1292, 1444, 1615, 1651, 1805, 2159, 2210, 2413, 2470, 2540, 3230, 3302, 3610, 4199, 4318, 4420, 4693, 4826, 4940, 6137, 6460, 6604, 7220, 8255, 8398, 8636, 9386, 9652, 10795, 12065, 12274, 16510, 16796, 18772, 20995, 21590, 23465, 24130, 24548, 28067, 30685, 31369, 33020, 41021, 41990, 43180, 45847, 46930, 48260, 56134, 61370, 62738, 79781, 82042, 83980, 91694, 93860, 112268, 122740, 125476, 140335, 156845, 159562, 164084, 183388, 205105, 229235, 280670, 313690, 319124, 398905, 410210, 458470, 533273, 561340, 596011, 627380, 779399, 797810, 820420, 916940, 1066546, 1192022, 1558798, 1595620, 2133092, 2384044, 2666365, 2980055, 3117596, 3896995, 5332730, 5960110, 7793990, 10132187, 10665460, 11920220, 15587980, 20264374, 40528748, 50660935, 101321870, 202643740]

約数ペア:

[(1, 202643740), (2, 101321870), (4, 50660935), (5, 40528748), (10, 20264374), (13, 15587980), (17, 11920220), (19, 10665460), (20, 10132187), (26, 7793990), (34, 5960110), (38, 5332730), (52, 3896995), (65, 3117596), (68, 2980055), (76, 2666365), (85, 2384044), (95, 2133092), (127, 1595620), (130, 1558798), (170, 1192022), (190, 1066546), (221, 916940), (247, 820420), (254, 797810), (260, 779399), (323, 627380), (340, 596011), (361, 561340), (380, 533273), (442, 458470), (494, 410210), (508, 398905), (635, 319124), (646, 313690), (722, 280670), (884, 229235), (988, 205105), (1105, 183388), (1235, 164084), (1270, 159562), (1292, 156845), (1444, 140335), (1615, 125476), (1651, 122740), (1805, 112268), (2159, 93860), (2210, 91694), (2413, 83980), (2470, 82042), (2540, 79781), (3230, 62738), (3302, 61370), (3610, 56134), (4199, 48260), (4318, 46930), (4420, 45847), (4693, 43180), (4826, 41990), (4940, 41021), (6137, 33020), (6460, 31369), (6604, 30685), (7220, 28067), (8255, 24548), (8398, 24130), (8636, 23465), (9386, 21590), (9652, 20995), (10795, 18772), (12065, 16796), (12274, 16510)]