209821392

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4273}}^1$

素因数の和:4329

約数の個数: 120

約数和(自身を含む): 661410048

約数和(自身を除く): 451588656

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 124, 132, 144, 176, 186, 198, 248, 264, 279, 341, 372, 396, 496, 528, 558, 682, 744, 792, 1023, 1116, 1364, 1488, 1584, 2046, 2232, 2728, 3069, 4092, 4273, 4464, 5456, 6138, 8184, 8546, 12276, 12819, 16368, 17092, 24552, 25638, 34184, 38457, 47003, 49104, 51276, 68368, 76914, 94006, 102552, 132463, 141009, 153828, 188012, 205104, 264926, 282018, 307656, 376024, 397389, 423027, 529852, 564036, 615312, 752048, 794778, 846054, 1059704, 1128072, 1192167, 1457093, 1589556, 1692108, 2119408, 2256144, 2384334, 2914186, 3179112, 3384216, 4371279, 4768668, 5828372, 6358224, 6768432, 8742558, 9537336, 11656744, 13113837, 17485116, 19074672, 23313488, 26227674, 34970232, 52455348, 69940464, 104910696, 209821392]

約数ペア:

[(1, 209821392), (2, 104910696), (3, 69940464), (4, 52455348), (6, 34970232), (8, 26227674), (9, 23313488), (11, 19074672), (12, 17485116), (16, 13113837), (18, 11656744), (22, 9537336), (24, 8742558), (31, 6768432), (33, 6358224), (36, 5828372), (44, 4768668), (48, 4371279), (62, 3384216), (66, 3179112), (72, 2914186), (88, 2384334), (93, 2256144), (99, 2119408), (124, 1692108), (132, 1589556), (144, 1457093), (176, 1192167), (186, 1128072), (198, 1059704), (248, 846054), (264, 794778), (279, 752048), (341, 615312), (372, 564036), (396, 529852), (496, 423027), (528, 397389), (558, 376024), (682, 307656), (744, 282018), (792, 264926), (1023, 205104), (1116, 188012), (1364, 153828), (1488, 141009), (1584, 132463), (2046, 102552), (2232, 94006), (2728, 76914), (3069, 68368), (4092, 51276), (4273, 49104), (4464, 47003), (5456, 38457), (6138, 34184), (8184, 25638), (8546, 24552), (12276, 17092), (12819, 16368)]