163911280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 443971584

約数和(自身を除く): 280060304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 73, 80, 85, 104, 127, 130, 136, 146, 170, 208, 221, 254, 260, 272, 292, 340, 365, 442, 508, 520, 584, 635, 680, 730, 884, 949, 1016, 1040, 1105, 1168, 1241, 1270, 1360, 1460, 1651, 1768, 1898, 2032, 2159, 2210, 2482, 2540, 2920, 3302, 3536, 3796, 4318, 4420, 4745, 4964, 5080, 5840, 6205, 6604, 7592, 8255, 8636, 8840, 9271, 9490, 9928, 10160, 10795, 12410, 13208, 15184, 16133, 16510, 17272, 17680, 18542, 18980, 19856, 21590, 24820, 26416, 28067, 32266, 33020, 34544, 37084, 37960, 43180, 46355, 49640, 56134, 64532, 66040, 74168, 75920, 80665, 86360, 92710, 99280, 112268, 120523, 129064, 132080, 140335, 148336, 157607, 161330, 172720, 185420, 224536, 241046, 258128, 280670, 315214, 322660, 370840, 449072, 482092, 561340, 602615, 630428, 645320, 741680, 788035, 964184, 1122680, 1205230, 1260856, 1290640, 1576070, 1928368, 2048891, 2245360, 2410460, 2521712, 3152140, 4097782, 4820920, 6304280, 8195564, 9641840, 10244455, 12608560, 16391128, 20488910, 32782256, 40977820, 81955640, 163911280]

約数ペア:

[(1, 163911280), (2, 81955640), (4, 40977820), (5, 32782256), (8, 20488910), (10, 16391128), (13, 12608560), (16, 10244455), (17, 9641840), (20, 8195564), (26, 6304280), (34, 4820920), (40, 4097782), (52, 3152140), (65, 2521712), (68, 2410460), (73, 2245360), (80, 2048891), (85, 1928368), (104, 1576070), (127, 1290640), (130, 1260856), (136, 1205230), (146, 1122680), (170, 964184), (208, 788035), (221, 741680), (254, 645320), (260, 630428), (272, 602615), (292, 561340), (340, 482092), (365, 449072), (442, 370840), (508, 322660), (520, 315214), (584, 280670), (635, 258128), (680, 241046), (730, 224536), (884, 185420), (949, 172720), (1016, 161330), (1040, 157607), (1105, 148336), (1168, 140335), (1241, 132080), (1270, 129064), (1360, 120523), (1460, 112268), (1651, 99280), (1768, 92710), (1898, 86360), (2032, 80665), (2159, 75920), (2210, 74168), (2482, 66040), (2540, 64532), (2920, 56134), (3302, 49640), (3536, 46355), (3796, 43180), (4318, 37960), (4420, 37084), (4745, 34544), (4964, 33020), (5080, 32266), (5840, 28067), (6205, 26416), (6604, 24820), (7592, 21590), (8255, 19856), (8636, 18980), (8840, 18542), (9271, 17680), (9490, 17272), (9928, 16510), (10160, 16133), (10795, 15184), (12410, 13208)]